X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fgallium%2Fdrivers%2Fradeonsi%2Fsi_shader_tgsi_alu.c;h=adad3223d99a83a55800ae9fb6290554fb6e33b9;hb=894e017c9c88a678c8cacd4b51658459c941bc0a;hp=1966752cc0aec2a0ef3fce3ff668eec0f62458dc;hpb=8bdd52c8f3595128cbc1da4f23cdb10ff861a6ef;p=mesa.git diff --git a/src/gallium/drivers/radeonsi/si_shader_tgsi_alu.c b/src/gallium/drivers/radeonsi/si_shader_tgsi_alu.c index 1966752cc0a..adad3223d99 100644 --- a/src/gallium/drivers/radeonsi/si_shader_tgsi_alu.c +++ b/src/gallium/drivers/radeonsi/si_shader_tgsi_alu.c @@ -1,5 +1,6 @@ /* * Copyright 2016 Advanced Micro Devices, Inc. + * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -22,49 +23,59 @@ */ #include "si_shader_internal.h" -#include "gallivm/lp_bld_const.h" -#include "gallivm/lp_bld_intr.h" -#include "gallivm/lp_bld_gather.h" -#include "tgsi/tgsi_parse.h" +#include "ac_llvm_util.h" -static void kill_if_fetch_args(struct lp_build_tgsi_context *bld_base, - struct lp_build_emit_data *emit_data) +void si_llvm_emit_kill(struct ac_shader_abi *abi, LLVMValueRef visible) { - const struct tgsi_full_instruction *inst = emit_data->inst; - struct gallivm_state *gallivm = bld_base->base.gallivm; - LLVMBuilderRef builder = gallivm->builder; - unsigned i; - LLVMValueRef conds[TGSI_NUM_CHANNELS]; + struct si_shader_context *ctx = si_shader_context_from_abi(abi); + LLVMBuilderRef builder = ctx->ac.builder; - for (i = 0; i < TGSI_NUM_CHANNELS; i++) { - LLVMValueRef value = lp_build_emit_fetch(bld_base, inst, 0, i); - conds[i] = LLVMBuildFCmp(builder, LLVMRealOLT, value, - bld_base->base.zero, ""); - } + if (ctx->shader->selector->force_correct_derivs_after_kill) { + /* Kill immediately while maintaining WQM. */ + ac_build_kill_if_false(&ctx->ac, + ac_build_wqm_vote(&ctx->ac, visible)); - /* Or the conditions together */ - for (i = TGSI_NUM_CHANNELS - 1; i > 0; i--) { - conds[i - 1] = LLVMBuildOr(builder, conds[i], conds[i - 1], ""); + LLVMValueRef mask = LLVMBuildLoad(builder, ctx->postponed_kill, ""); + mask = LLVMBuildAnd(builder, mask, visible, ""); + LLVMBuildStore(builder, mask, ctx->postponed_kill); + return; } - emit_data->dst_type = LLVMVoidTypeInContext(gallivm->context); - emit_data->arg_count = 1; - emit_data->args[0] = LLVMBuildSelect(builder, conds[0], - lp_build_const_float(gallivm, -1.0f), - bld_base->base.zero, ""); + ac_build_kill_if_false(&ctx->ac, visible); } static void kil_emit(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - unsigned i; - for (i = 0; i < emit_data->arg_count; i++) { - emit_data->output[i] = lp_build_intrinsic_unary( - bld_base->base.gallivm->builder, - action->intr_name, - emit_data->dst_type, emit_data->args[i]); + struct si_shader_context *ctx = si_shader_context(bld_base); + LLVMValueRef visible; + + if (emit_data->inst->Instruction.Opcode == TGSI_OPCODE_KILL_IF) { + const struct tgsi_full_instruction *inst = emit_data->inst; + struct si_shader_context *ctx = si_shader_context(bld_base); + LLVMBuilderRef builder = ctx->ac.builder; + unsigned i; + LLVMValueRef conds[TGSI_NUM_CHANNELS]; + + for (i = 0; i < TGSI_NUM_CHANNELS; i++) { + LLVMValueRef value = lp_build_emit_fetch(bld_base, inst, 0, i); + /* UGE because NaN shouldn't get killed */ + conds[i] = LLVMBuildFCmp(builder, LLVMRealUGE, value, + ctx->ac.f32_0, ""); + } + + /* And the conditions together */ + for (i = TGSI_NUM_CHANNELS - 1; i > 0; i--) { + conds[i - 1] = LLVMBuildAnd(builder, conds[i], conds[i - 1], ""); + } + visible = conds[0]; + } else { + assert(emit_data->inst->Instruction.Opcode == TGSI_OPCODE_KILL); + visible = ctx->i1false; } + + si_llvm_emit_kill(&ctx->abi, visible); } static void emit_icmp(const struct lp_build_tgsi_action *action, @@ -72,8 +83,7 @@ static void emit_icmp(const struct lp_build_tgsi_action *action, struct lp_build_emit_data *emit_data) { unsigned pred; - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - LLVMContextRef context = bld_base->base.gallivm->context; + struct si_shader_context *ctx = si_shader_context(bld_base); switch (emit_data->inst->Instruction.Opcode) { case TGSI_OPCODE_USEQ: @@ -94,11 +104,10 @@ static void emit_icmp(const struct lp_build_tgsi_action *action, break; } - LLVMValueRef v = LLVMBuildICmp(builder, pred, + LLVMValueRef v = LLVMBuildICmp(ctx->ac.builder, pred, emit_data->args[0], emit_data->args[1],""); - v = LLVMBuildSExtOrBitCast(builder, v, - LLVMInt32TypeInContext(context), ""); + v = LLVMBuildSExtOrBitCast(ctx->ac.builder, v, ctx->i32, ""); emit_data->output[emit_data->chan] = v; } @@ -107,37 +116,35 @@ static void emit_ucmp(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - - LLVMValueRef arg0 = LLVMBuildBitCast(builder, emit_data->args[0], - bld_base->uint_bld.elem_type, ""); + struct si_shader_context *ctx = si_shader_context(bld_base); + LLVMValueRef arg0 = ac_to_integer(&ctx->ac, emit_data->args[0]); - LLVMValueRef v = LLVMBuildICmp(builder, LLVMIntNE, arg0, - bld_base->uint_bld.zero, ""); + LLVMValueRef v = LLVMBuildICmp(ctx->ac.builder, LLVMIntNE, arg0, + ctx->i32_0, ""); emit_data->output[emit_data->chan] = - LLVMBuildSelect(builder, v, emit_data->args[1], emit_data->args[2], ""); + LLVMBuildSelect(ctx->ac.builder, v, emit_data->args[1], emit_data->args[2], ""); } static void emit_cmp(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; + struct si_shader_context *ctx = si_shader_context(bld_base); LLVMValueRef cond, *args = emit_data->args; - cond = LLVMBuildFCmp(builder, LLVMRealOLT, args[0], - bld_base->base.zero, ""); + cond = LLVMBuildFCmp(ctx->ac.builder, LLVMRealOLT, args[0], + ctx->ac.f32_0, ""); emit_data->output[emit_data->chan] = - LLVMBuildSelect(builder, cond, args[1], args[2], ""); + LLVMBuildSelect(ctx->ac.builder, cond, args[1], args[2], ""); } static void emit_set_cond(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; + struct si_shader_context *ctx = si_shader_context(bld_base); LLVMRealPredicate pred; LLVMValueRef cond; @@ -154,19 +161,18 @@ static void emit_set_cond(const struct lp_build_tgsi_action *action, default: assert(!"unknown instruction"); pred = 0; break; } - cond = LLVMBuildFCmp(builder, + cond = LLVMBuildFCmp(ctx->ac.builder, pred, emit_data->args[0], emit_data->args[1], ""); - emit_data->output[emit_data->chan] = LLVMBuildSelect(builder, - cond, bld_base->base.one, bld_base->base.zero, ""); + emit_data->output[emit_data->chan] = LLVMBuildSelect(ctx->ac.builder, + cond, ctx->ac.f32_1, ctx->ac.f32_0, ""); } static void emit_fcmp(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - LLVMContextRef context = bld_base->base.gallivm->context; + struct si_shader_context *ctx = si_shader_context(bld_base); LLVMRealPredicate pred; /* Use ordered for everything but NE (which is usual for @@ -180,11 +186,10 @@ static void emit_fcmp(const struct lp_build_tgsi_action *action, default: assert(!"unknown instruction"); pred = 0; break; } - LLVMValueRef v = LLVMBuildFCmp(builder, pred, + LLVMValueRef v = LLVMBuildFCmp(ctx->ac.builder, pred, emit_data->args[0], emit_data->args[1],""); - v = LLVMBuildSExtOrBitCast(builder, v, - LLVMInt32TypeInContext(context), ""); + v = LLVMBuildSExtOrBitCast(ctx->ac.builder, v, ctx->i32, ""); emit_data->output[emit_data->chan] = v; } @@ -193,8 +198,7 @@ static void emit_dcmp(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - LLVMContextRef context = bld_base->base.gallivm->context; + struct si_shader_context *ctx = si_shader_context(bld_base); LLVMRealPredicate pred; /* Use ordered for everything but NE (which is usual for @@ -208,11 +212,10 @@ static void emit_dcmp(const struct lp_build_tgsi_action *action, default: assert(!"unknown instruction"); pred = 0; break; } - LLVMValueRef v = LLVMBuildFCmp(builder, pred, + LLVMValueRef v = LLVMBuildFCmp(ctx->ac.builder, pred, emit_data->args[0], emit_data->args[1],""); - v = LLVMBuildSExtOrBitCast(builder, v, - LLVMInt32TypeInContext(context), ""); + v = LLVMBuildSExtOrBitCast(ctx->ac.builder, v, ctx->i32, ""); emit_data->output[emit_data->chan] = v; } @@ -221,28 +224,29 @@ static void emit_not(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - LLVMValueRef v = bitcast(bld_base, TGSI_TYPE_UNSIGNED, - emit_data->args[0]); - emit_data->output[emit_data->chan] = LLVMBuildNot(builder, v, ""); + struct si_shader_context *ctx = si_shader_context(bld_base); + LLVMValueRef v = ac_to_integer(&ctx->ac, emit_data->args[0]); + emit_data->output[emit_data->chan] = LLVMBuildNot(ctx->ac.builder, v, ""); } static void emit_arl(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - LLVMValueRef floor_index = lp_build_emit_llvm_unary(bld_base, TGSI_OPCODE_FLR, emit_data->args[0]); - emit_data->output[emit_data->chan] = LLVMBuildFPToSI(builder, - floor_index, bld_base->base.int_elem_type , ""); + struct si_shader_context *ctx = si_shader_context(bld_base); + LLVMValueRef floor_index = + ac_build_intrinsic(&ctx->ac, "llvm.floor.f32", ctx->f32, + &emit_data->args[0], 1, AC_FUNC_ATTR_READNONE); + emit_data->output[emit_data->chan] = LLVMBuildFPToSI(ctx->ac.builder, + floor_index, ctx->i32, ""); } static void emit_and(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - emit_data->output[emit_data->chan] = LLVMBuildAnd(builder, + struct si_shader_context *ctx = si_shader_context(bld_base); + emit_data->output[emit_data->chan] = LLVMBuildAnd(ctx->ac.builder, emit_data->args[0], emit_data->args[1], ""); } @@ -250,8 +254,8 @@ static void emit_or(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - emit_data->output[emit_data->chan] = LLVMBuildOr(builder, + struct si_shader_context *ctx = si_shader_context(bld_base); + emit_data->output[emit_data->chan] = LLVMBuildOr(ctx->ac.builder, emit_data->args[0], emit_data->args[1], ""); } @@ -259,8 +263,8 @@ static void emit_uadd(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - emit_data->output[emit_data->chan] = LLVMBuildAdd(builder, + struct si_shader_context *ctx = si_shader_context(bld_base); + emit_data->output[emit_data->chan] = LLVMBuildAdd(ctx->ac.builder, emit_data->args[0], emit_data->args[1], ""); } @@ -268,8 +272,8 @@ static void emit_udiv(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - emit_data->output[emit_data->chan] = LLVMBuildUDiv(builder, + struct si_shader_context *ctx = si_shader_context(bld_base); + emit_data->output[emit_data->chan] = LLVMBuildUDiv(ctx->ac.builder, emit_data->args[0], emit_data->args[1], ""); } @@ -277,8 +281,8 @@ static void emit_idiv(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - emit_data->output[emit_data->chan] = LLVMBuildSDiv(builder, + struct si_shader_context *ctx = si_shader_context(bld_base); + emit_data->output[emit_data->chan] = LLVMBuildSDiv(ctx->ac.builder, emit_data->args[0], emit_data->args[1], ""); } @@ -286,8 +290,8 @@ static void emit_mod(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - emit_data->output[emit_data->chan] = LLVMBuildSRem(builder, + struct si_shader_context *ctx = si_shader_context(bld_base); + emit_data->output[emit_data->chan] = LLVMBuildSRem(ctx->ac.builder, emit_data->args[0], emit_data->args[1], ""); } @@ -295,8 +299,8 @@ static void emit_umod(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - emit_data->output[emit_data->chan] = LLVMBuildURem(builder, + struct si_shader_context *ctx = si_shader_context(bld_base); + emit_data->output[emit_data->chan] = LLVMBuildURem(ctx->ac.builder, emit_data->args[0], emit_data->args[1], ""); } @@ -304,8 +308,8 @@ static void emit_shl(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - emit_data->output[emit_data->chan] = LLVMBuildShl(builder, + struct si_shader_context *ctx = si_shader_context(bld_base); + emit_data->output[emit_data->chan] = LLVMBuildShl(ctx->ac.builder, emit_data->args[0], emit_data->args[1], ""); } @@ -313,16 +317,16 @@ static void emit_ushr(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - emit_data->output[emit_data->chan] = LLVMBuildLShr(builder, + struct si_shader_context *ctx = si_shader_context(bld_base); + emit_data->output[emit_data->chan] = LLVMBuildLShr(ctx->ac.builder, emit_data->args[0], emit_data->args[1], ""); } static void emit_ishr(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - emit_data->output[emit_data->chan] = LLVMBuildAShr(builder, + struct si_shader_context *ctx = si_shader_context(bld_base); + emit_data->output[emit_data->chan] = LLVMBuildAShr(ctx->ac.builder, emit_data->args[0], emit_data->args[1], ""); } @@ -330,8 +334,8 @@ static void emit_xor(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - emit_data->output[emit_data->chan] = LLVMBuildXor(builder, + struct si_shader_context *ctx = si_shader_context(bld_base); + emit_data->output[emit_data->chan] = LLVMBuildXor(ctx->ac.builder, emit_data->args[0], emit_data->args[1], ""); } @@ -339,25 +343,18 @@ static void emit_ssg(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; + struct si_shader_context *ctx = si_shader_context(bld_base); - LLVMValueRef cmp, val; + LLVMValueRef val; if (emit_data->inst->Instruction.Opcode == TGSI_OPCODE_I64SSG) { - cmp = LLVMBuildICmp(builder, LLVMIntSGT, emit_data->args[0], bld_base->int64_bld.zero, ""); - val = LLVMBuildSelect(builder, cmp, bld_base->int64_bld.one, emit_data->args[0], ""); - cmp = LLVMBuildICmp(builder, LLVMIntSGE, val, bld_base->int64_bld.zero, ""); - val = LLVMBuildSelect(builder, cmp, val, LLVMConstInt(bld_base->int64_bld.elem_type, -1, true), ""); + val = ac_build_isign(&ctx->ac, emit_data->args[0], 64); } else if (emit_data->inst->Instruction.Opcode == TGSI_OPCODE_ISSG) { - cmp = LLVMBuildICmp(builder, LLVMIntSGT, emit_data->args[0], bld_base->int_bld.zero, ""); - val = LLVMBuildSelect(builder, cmp, bld_base->int_bld.one, emit_data->args[0], ""); - cmp = LLVMBuildICmp(builder, LLVMIntSGE, val, bld_base->int_bld.zero, ""); - val = LLVMBuildSelect(builder, cmp, val, LLVMConstInt(bld_base->int_bld.elem_type, -1, true), ""); - } else { // float SSG - cmp = LLVMBuildFCmp(builder, LLVMRealOGT, emit_data->args[0], bld_base->base.zero, ""); - val = LLVMBuildSelect(builder, cmp, bld_base->base.one, emit_data->args[0], ""); - cmp = LLVMBuildFCmp(builder, LLVMRealOGE, val, bld_base->base.zero, ""); - val = LLVMBuildSelect(builder, cmp, val, LLVMConstReal(bld_base->base.elem_type, -1), ""); + val = ac_build_isign(&ctx->ac, emit_data->args[0], 32); + } else if (emit_data->inst->Instruction.Opcode == TGSI_OPCODE_DSSG) { + val = ac_build_fsign(&ctx->ac, emit_data->args[0], 64); + } else { + val = ac_build_fsign(&ctx->ac, emit_data->args[0], 32); } emit_data->output[emit_data->chan] = val; @@ -367,8 +364,8 @@ static void emit_ineg(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - emit_data->output[emit_data->chan] = LLVMBuildNeg(builder, + struct si_shader_context *ctx = si_shader_context(bld_base); + emit_data->output[emit_data->chan] = LLVMBuildNeg(ctx->ac.builder, emit_data->args[0], ""); } @@ -376,8 +373,8 @@ static void emit_dneg(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - emit_data->output[emit_data->chan] = LLVMBuildFNeg(builder, + struct si_shader_context *ctx = si_shader_context(bld_base); + emit_data->output[emit_data->chan] = LLVMBuildFNeg(ctx->ac.builder, emit_data->args[0], ""); } @@ -385,59 +382,56 @@ static void emit_frac(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - char *intr; + struct si_shader_context *ctx = si_shader_context(bld_base); + unsigned bitsize; if (emit_data->info->opcode == TGSI_OPCODE_FRC) - intr = "llvm.floor.f32"; + bitsize = 32; else if (emit_data->info->opcode == TGSI_OPCODE_DFRAC) - intr = "llvm.floor.f64"; + bitsize = 64; else { assert(0); return; } - LLVMValueRef floor = lp_build_intrinsic(builder, intr, emit_data->dst_type, - &emit_data->args[0], 1, - LP_FUNC_ATTR_READNONE); - emit_data->output[emit_data->chan] = LLVMBuildFSub(builder, - emit_data->args[0], floor, ""); + emit_data->output[emit_data->chan] = + ac_build_fract(&ctx->ac, emit_data->args[0], bitsize); } static void emit_f2i(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - emit_data->output[emit_data->chan] = LLVMBuildFPToSI(builder, - emit_data->args[0], bld_base->int_bld.elem_type, ""); + struct si_shader_context *ctx = si_shader_context(bld_base); + emit_data->output[emit_data->chan] = LLVMBuildFPToSI(ctx->ac.builder, + emit_data->args[0], ctx->i32, ""); } static void emit_f2u(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - emit_data->output[emit_data->chan] = LLVMBuildFPToUI(builder, - emit_data->args[0], bld_base->uint_bld.elem_type, ""); + struct si_shader_context *ctx = si_shader_context(bld_base); + emit_data->output[emit_data->chan] = LLVMBuildFPToUI(ctx->ac.builder, + emit_data->args[0], ctx->i32, ""); } static void emit_i2f(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - emit_data->output[emit_data->chan] = LLVMBuildSIToFP(builder, - emit_data->args[0], bld_base->base.elem_type, ""); + struct si_shader_context *ctx = si_shader_context(bld_base); + emit_data->output[emit_data->chan] = LLVMBuildSIToFP(ctx->ac.builder, + emit_data->args[0], ctx->f32, ""); } static void emit_u2f(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - emit_data->output[emit_data->chan] = LLVMBuildUIToFP(builder, - emit_data->args[0], bld_base->base.elem_type, ""); + struct si_shader_context *ctx = si_shader_context(bld_base); + emit_data->output[emit_data->chan] = LLVMBuildUIToFP(ctx->ac.builder, + emit_data->args[0], ctx->f32, ""); } static void @@ -445,19 +439,19 @@ build_tgsi_intrinsic_nomem(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - struct lp_build_context *base = &bld_base->base; + struct si_shader_context *ctx = si_shader_context(bld_base); emit_data->output[emit_data->chan] = - lp_build_intrinsic(base->gallivm->builder, action->intr_name, + ac_build_intrinsic(&ctx->ac, action->intr_name, emit_data->dst_type, emit_data->args, - emit_data->arg_count, LP_FUNC_ATTR_READNONE); + emit_data->arg_count, AC_FUNC_ATTR_READNONE); } static void emit_bfi(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - struct gallivm_state *gallivm = bld_base->base.gallivm; - LLVMBuilderRef builder = gallivm->builder; + struct si_shader_context *ctx = si_shader_context(bld_base); + LLVMBuilderRef builder = ctx->ac.builder; LLVMValueRef bfi_args[3]; LLVMValueRef bfi_sm5; LLVMValueRef cond; @@ -466,9 +460,9 @@ static void emit_bfi(const struct lp_build_tgsi_action *action, bfi_args[0] = LLVMBuildShl(builder, LLVMBuildSub(builder, LLVMBuildShl(builder, - bld_base->int_bld.one, + ctx->i32_1, emit_data->args[3], ""), - bld_base->int_bld.one, ""), + ctx->i32_1, ""), emit_data->args[2], ""); bfi_args[1] = LLVMBuildShl(builder, emit_data->args[1], @@ -491,7 +485,7 @@ static void emit_bfi(const struct lp_build_tgsi_action *action, * and disagrees with GLSL semantics when bits (src3) is 32. */ cond = LLVMBuildICmp(builder, LLVMIntUGE, emit_data->args[3], - lp_build_const_int32(gallivm, 32), ""); + LLVMConstInt(ctx->i32, 32, 0), ""); emit_data->output[emit_data->chan] = LLVMBuildSelect(builder, cond, emit_data->args[1], bfi_sm5, ""); } @@ -500,20 +494,25 @@ static void emit_bfe(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - struct gallivm_state *gallivm = bld_base->base.gallivm; - LLVMBuilderRef builder = gallivm->builder; - LLVMValueRef bfe_sm5; - LLVMValueRef cond; + struct si_shader_context *ctx = si_shader_context(bld_base); - bfe_sm5 = lp_build_intrinsic(builder, action->intr_name, - emit_data->dst_type, emit_data->args, - emit_data->arg_count, LP_FUNC_ATTR_READNONE); + /* FIXME: LLVM 7 returns incorrect result when count is 0. + * https://bugs.freedesktop.org/show_bug.cgi?id=107276 + */ + LLVMValueRef zero = ctx->i32_0; + LLVMValueRef bfe_sm5 = + ac_build_bfe(&ctx->ac, emit_data->args[0], + emit_data->args[1], emit_data->args[2], + emit_data->info->opcode == TGSI_OPCODE_IBFE); /* Correct for GLSL semantics. */ - cond = LLVMBuildICmp(builder, LLVMIntUGE, emit_data->args[2], - lp_build_const_int32(gallivm, 32), ""); + LLVMValueRef cond = LLVMBuildICmp(ctx->ac.builder, LLVMIntUGE, emit_data->args[2], + LLVMConstInt(ctx->i32, 32, 0), ""); + LLVMValueRef cond2 = LLVMBuildICmp(ctx->ac.builder, LLVMIntEQ, emit_data->args[2], + zero, ""); + bfe_sm5 = LLVMBuildSelect(ctx->ac.builder, cond, emit_data->args[0], bfe_sm5, ""); emit_data->output[emit_data->chan] = - LLVMBuildSelect(builder, cond, emit_data->args[0], bfe_sm5, ""); + LLVMBuildSelect(ctx->ac.builder, cond2, zero, bfe_sm5, ""); } /* this is ffs in C */ @@ -521,33 +520,9 @@ static void emit_lsb(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - struct gallivm_state *gallivm = bld_base->base.gallivm; - LLVMBuilderRef builder = gallivm->builder; - LLVMValueRef args[2] = { - emit_data->args[0], - - /* The value of 1 means that ffs(x=0) = undef, so LLVM won't - * add special code to check for x=0. The reason is that - * the LLVM behavior for x=0 is different from what we - * need here. However, LLVM also assumes that ffs(x) is - * in [0, 31], but GLSL expects that ffs(0) = -1, so - * a conditional assignment to handle 0 is still required. - */ - LLVMConstInt(LLVMInt1TypeInContext(gallivm->context), 1, 0) - }; - - LLVMValueRef lsb = - lp_build_intrinsic(gallivm->builder, "llvm.cttz.i32", - emit_data->dst_type, args, ARRAY_SIZE(args), - LP_FUNC_ATTR_READNONE); + struct si_shader_context *ctx = si_shader_context(bld_base); - /* TODO: We need an intrinsic to skip this conditional. */ - /* Check for zero: */ - emit_data->output[emit_data->chan] = - LLVMBuildSelect(builder, - LLVMBuildICmp(builder, LLVMIntEQ, args[0], - bld_base->uint_bld.zero, ""), - lp_build_const_int32(gallivm, -1), lsb, ""); + emit_data->output[emit_data->chan] = ac_find_lsb(&ctx->ac, emit_data->dst_type, emit_data->args[0]); } /* Find the last bit set. */ @@ -555,30 +530,10 @@ static void emit_umsb(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - struct gallivm_state *gallivm = bld_base->base.gallivm; - LLVMBuilderRef builder = gallivm->builder; - LLVMValueRef args[2] = { - emit_data->args[0], - /* Don't generate code for handling zero: */ - LLVMConstInt(LLVMInt1TypeInContext(gallivm->context), 1, 0) - }; - - LLVMValueRef msb = - lp_build_intrinsic(builder, "llvm.ctlz.i32", - emit_data->dst_type, args, ARRAY_SIZE(args), - LP_FUNC_ATTR_READNONE); - - /* The HW returns the last bit index from MSB, but TGSI wants - * the index from LSB. Invert it by doing "31 - msb". */ - msb = LLVMBuildSub(builder, lp_build_const_int32(gallivm, 31), - msb, ""); + struct si_shader_context *ctx = si_shader_context(bld_base); - /* Check for zero: */ emit_data->output[emit_data->chan] = - LLVMBuildSelect(builder, - LLVMBuildICmp(builder, LLVMIntEQ, args[0], - bld_base->uint_bld.zero, ""), - lp_build_const_int32(gallivm, -1), msb, ""); + ac_build_umsb(&ctx->ac, emit_data->args[0], emit_data->dst_type); } /* Find the last bit opposite of the sign bit. */ @@ -586,52 +541,28 @@ static void emit_imsb(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - struct gallivm_state *gallivm = bld_base->base.gallivm; - LLVMBuilderRef builder = gallivm->builder; - LLVMValueRef arg = emit_data->args[0]; - - LLVMValueRef msb = - lp_build_intrinsic(builder, "llvm.AMDGPU.flbit.i32", - emit_data->dst_type, &arg, 1, - LP_FUNC_ATTR_READNONE); - - /* The HW returns the last bit index from MSB, but TGSI wants - * the index from LSB. Invert it by doing "31 - msb". */ - msb = LLVMBuildSub(builder, lp_build_const_int32(gallivm, 31), - msb, ""); - - /* If arg == 0 || arg == -1 (0xffffffff), return -1. */ - LLVMValueRef all_ones = lp_build_const_int32(gallivm, -1); - - LLVMValueRef cond = - LLVMBuildOr(builder, - LLVMBuildICmp(builder, LLVMIntEQ, arg, - bld_base->uint_bld.zero, ""), - LLVMBuildICmp(builder, LLVMIntEQ, arg, - all_ones, ""), ""); - + struct si_shader_context *ctx = si_shader_context(bld_base); emit_data->output[emit_data->chan] = - LLVMBuildSelect(builder, cond, all_ones, msb, ""); + ac_build_imsb(&ctx->ac, emit_data->args[0], + emit_data->dst_type); } static void emit_iabs(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; + struct si_shader_context *ctx = si_shader_context(bld_base); emit_data->output[emit_data->chan] = - lp_build_emit_llvm_binary(bld_base, TGSI_OPCODE_IMAX, - emit_data->args[0], - LLVMBuildNeg(builder, - emit_data->args[0], "")); + ac_build_imax(&ctx->ac, emit_data->args[0], + LLVMBuildNeg(ctx->ac.builder, emit_data->args[0], "")); } static void emit_minmax_int(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; + struct si_shader_context *ctx = si_shader_context(bld_base); LLVMIntPredicate op; switch (emit_data->info->opcode) { @@ -656,78 +587,52 @@ static void emit_minmax_int(const struct lp_build_tgsi_action *action, } emit_data->output[emit_data->chan] = - LLVMBuildSelect(builder, - LLVMBuildICmp(builder, op, emit_data->args[0], + LLVMBuildSelect(ctx->ac.builder, + LLVMBuildICmp(ctx->ac.builder, op, emit_data->args[0], emit_data->args[1], ""), emit_data->args[0], emit_data->args[1], ""); } -static void pk2h_fetch_args(struct lp_build_tgsi_context *bld_base, - struct lp_build_emit_data *emit_data) -{ - emit_data->args[0] = lp_build_emit_fetch(bld_base, emit_data->inst, - 0, TGSI_CHAN_X); - emit_data->args[1] = lp_build_emit_fetch(bld_base, emit_data->inst, - 0, TGSI_CHAN_Y); -} - static void emit_pk2h(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - LLVMContextRef context = bld_base->base.gallivm->context; - struct lp_build_context *uint_bld = &bld_base->uint_bld; - LLVMTypeRef fp16, i16; - LLVMValueRef const16, comp[2]; - unsigned i; - - fp16 = LLVMHalfTypeInContext(context); - i16 = LLVMInt16TypeInContext(context); - const16 = lp_build_const_int32(uint_bld->gallivm, 16); - - for (i = 0; i < 2; i++) { - comp[i] = LLVMBuildFPTrunc(builder, emit_data->args[i], fp16, ""); - comp[i] = LLVMBuildBitCast(builder, comp[i], i16, ""); - comp[i] = LLVMBuildZExt(builder, comp[i], uint_bld->elem_type, ""); - } - - comp[1] = LLVMBuildShl(builder, comp[1], const16, ""); - comp[0] = LLVMBuildOr(builder, comp[0], comp[1], ""); + struct si_shader_context *ctx = si_shader_context(bld_base); + LLVMValueRef v[] = { + lp_build_emit_fetch(bld_base, emit_data->inst, 0, TGSI_CHAN_X), + lp_build_emit_fetch(bld_base, emit_data->inst, 0, TGSI_CHAN_Y), + }; - emit_data->output[emit_data->chan] = comp[0]; -} -static void up2h_fetch_args(struct lp_build_tgsi_context *bld_base, - struct lp_build_emit_data *emit_data) -{ - emit_data->args[0] = lp_build_emit_fetch(bld_base, emit_data->inst, - 0, TGSI_CHAN_X); + /* From the GLSL 4.50 spec: + * "The rounding mode cannot be set and is undefined." + * + * v_cvt_pkrtz_f16 rounds to zero, but it's fastest. + */ + emit_data->output[emit_data->chan] = + LLVMBuildBitCast(ctx->ac.builder, ac_build_cvt_pkrtz_f16(&ctx->ac, v), + ctx->i32, ""); } static void emit_up2h(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { - LLVMBuilderRef builder = bld_base->base.gallivm->builder; - LLVMContextRef context = bld_base->base.gallivm->context; - struct lp_build_context *uint_bld = &bld_base->uint_bld; - LLVMTypeRef fp16, i16; + struct si_shader_context *ctx = si_shader_context(bld_base); + LLVMTypeRef i16; LLVMValueRef const16, input, val; unsigned i; - fp16 = LLVMHalfTypeInContext(context); - i16 = LLVMInt16TypeInContext(context); - const16 = lp_build_const_int32(uint_bld->gallivm, 16); - input = emit_data->args[0]; + i16 = LLVMInt16TypeInContext(ctx->ac.context); + const16 = LLVMConstInt(ctx->i32, 16, 0); + input = lp_build_emit_fetch(bld_base, emit_data->inst, 0, TGSI_CHAN_X); for (i = 0; i < 2; i++) { - val = i == 1 ? LLVMBuildLShr(builder, input, const16, "") : input; - val = LLVMBuildTrunc(builder, val, i16, ""); - val = LLVMBuildBitCast(builder, val, fp16, ""); - emit_data->output[i] = - LLVMBuildFPExt(builder, val, bld_base->base.elem_type, ""); + val = i == 1 ? LLVMBuildLShr(ctx->ac.builder, input, const16, "") : input; + val = LLVMBuildTrunc(ctx->ac.builder, val, i16, ""); + val = ac_to_float(&ctx->ac, val); + emit_data->output[i] = LLVMBuildFPExt(ctx->ac.builder, val, ctx->f32, ""); } } @@ -738,14 +643,7 @@ static void emit_fdiv(const struct lp_build_tgsi_action *action, struct si_shader_context *ctx = si_shader_context(bld_base); emit_data->output[emit_data->chan] = - LLVMBuildFDiv(bld_base->base.gallivm->builder, - emit_data->args[0], emit_data->args[1], ""); - - /* Use v_rcp_f32 instead of precise division. */ - if (HAVE_LLVM >= 0x0309 && - !LLVMIsConstant(emit_data->output[emit_data->chan])) - LLVMSetMetadata(emit_data->output[emit_data->chan], - ctx->fpmath_md_kind, ctx->fpmath_md_2p5_ulp); + ac_build_fdiv(&ctx->ac, emit_data->args[0], emit_data->args[1]); } /* 1/sqrt is translated to rsq for f32 if fp32 denormals are not enabled in @@ -754,54 +652,74 @@ static void emit_rsq(const struct lp_build_tgsi_action *action, struct lp_build_tgsi_context *bld_base, struct lp_build_emit_data *emit_data) { + struct si_shader_context *ctx = si_shader_context(bld_base); + LLVMValueRef sqrt = - lp_build_emit_llvm_unary(bld_base, TGSI_OPCODE_SQRT, - emit_data->args[0]); + ac_build_intrinsic(&ctx->ac, "llvm.sqrt.f32", ctx->f32, + &emit_data->args[0], 1, AC_FUNC_ATTR_READNONE); + + emit_data->output[emit_data->chan] = + ac_build_fdiv(&ctx->ac, ctx->ac.f32_1, sqrt); +} + +static void dfracexp_emit(const struct lp_build_tgsi_action *action, + struct lp_build_tgsi_context *bld_base, + struct lp_build_emit_data *emit_data) +{ + struct si_shader_context *ctx = si_shader_context(bld_base); + LLVMValueRef in = lp_build_emit_fetch(bld_base, emit_data->inst, 0, TGSI_CHAN_X); emit_data->output[emit_data->chan] = - lp_build_emit_llvm_binary(bld_base, TGSI_OPCODE_DIV, - bld_base->base.one, sqrt); + ac_build_intrinsic(&ctx->ac, "llvm.amdgcn.frexp.mant.f64", + ctx->ac.f64, &in, 1, 0); + emit_data->output1[emit_data->chan] = + ac_build_intrinsic(&ctx->ac, "llvm.amdgcn.frexp.exp.i32.f64", + ctx->ac.i32, &in, 1, 0); } void si_shader_context_init_alu(struct lp_build_tgsi_context *bld_base) { lp_set_default_actions(bld_base); - bld_base->op_actions[TGSI_OPCODE_ABS].emit = build_tgsi_intrinsic_nomem; - bld_base->op_actions[TGSI_OPCODE_ABS].intr_name = "llvm.fabs.f32"; bld_base->op_actions[TGSI_OPCODE_AND].emit = emit_and; bld_base->op_actions[TGSI_OPCODE_ARL].emit = emit_arl; bld_base->op_actions[TGSI_OPCODE_BFI].emit = emit_bfi; bld_base->op_actions[TGSI_OPCODE_BREV].emit = build_tgsi_intrinsic_nomem; - bld_base->op_actions[TGSI_OPCODE_BREV].intr_name = - HAVE_LLVM >= 0x0308 ? "llvm.bitreverse.i32" : "llvm.AMDGPU.brev"; + bld_base->op_actions[TGSI_OPCODE_BREV].intr_name = "llvm.bitreverse.i32"; bld_base->op_actions[TGSI_OPCODE_CEIL].emit = build_tgsi_intrinsic_nomem; bld_base->op_actions[TGSI_OPCODE_CEIL].intr_name = "llvm.ceil.f32"; - bld_base->op_actions[TGSI_OPCODE_CLAMP].emit = build_tgsi_intrinsic_nomem; - bld_base->op_actions[TGSI_OPCODE_CLAMP].intr_name = - HAVE_LLVM >= 0x0308 ? "llvm.AMDGPU.clamp." : "llvm.AMDIL.clamp."; bld_base->op_actions[TGSI_OPCODE_CMP].emit = emit_cmp; bld_base->op_actions[TGSI_OPCODE_COS].emit = build_tgsi_intrinsic_nomem; bld_base->op_actions[TGSI_OPCODE_COS].intr_name = "llvm.cos.f32"; bld_base->op_actions[TGSI_OPCODE_DABS].emit = build_tgsi_intrinsic_nomem; bld_base->op_actions[TGSI_OPCODE_DABS].intr_name = "llvm.fabs.f64"; + bld_base->op_actions[TGSI_OPCODE_DCEIL].emit = build_tgsi_intrinsic_nomem; + bld_base->op_actions[TGSI_OPCODE_DCEIL].intr_name = "llvm.ceil.f64"; + bld_base->op_actions[TGSI_OPCODE_DFLR].emit = build_tgsi_intrinsic_nomem; + bld_base->op_actions[TGSI_OPCODE_DFLR].intr_name = "llvm.floor.f64"; bld_base->op_actions[TGSI_OPCODE_DFMA].emit = build_tgsi_intrinsic_nomem; bld_base->op_actions[TGSI_OPCODE_DFMA].intr_name = "llvm.fma.f64"; bld_base->op_actions[TGSI_OPCODE_DFRAC].emit = emit_frac; bld_base->op_actions[TGSI_OPCODE_DIV].emit = emit_fdiv; bld_base->op_actions[TGSI_OPCODE_DNEG].emit = emit_dneg; + bld_base->op_actions[TGSI_OPCODE_DROUND].emit = build_tgsi_intrinsic_nomem; + bld_base->op_actions[TGSI_OPCODE_DROUND].intr_name = "llvm.rint.f64"; bld_base->op_actions[TGSI_OPCODE_DSEQ].emit = emit_dcmp; bld_base->op_actions[TGSI_OPCODE_DSGE].emit = emit_dcmp; bld_base->op_actions[TGSI_OPCODE_DSLT].emit = emit_dcmp; bld_base->op_actions[TGSI_OPCODE_DSNE].emit = emit_dcmp; + bld_base->op_actions[TGSI_OPCODE_DSSG].emit = emit_ssg; bld_base->op_actions[TGSI_OPCODE_DRSQ].emit = build_tgsi_intrinsic_nomem; - bld_base->op_actions[TGSI_OPCODE_DRSQ].intr_name = - HAVE_LLVM >= 0x0309 ? "llvm.amdgcn.rsq.f64" : "llvm.AMDGPU.rsq.f64"; + bld_base->op_actions[TGSI_OPCODE_DRSQ].intr_name = "llvm.amdgcn.rsq.f64"; bld_base->op_actions[TGSI_OPCODE_DSQRT].emit = build_tgsi_intrinsic_nomem; bld_base->op_actions[TGSI_OPCODE_DSQRT].intr_name = "llvm.sqrt.f64"; + bld_base->op_actions[TGSI_OPCODE_DTRUNC].emit = build_tgsi_intrinsic_nomem; + bld_base->op_actions[TGSI_OPCODE_DTRUNC].intr_name = "llvm.trunc.f64"; + bld_base->op_actions[TGSI_OPCODE_DFRACEXP].emit = dfracexp_emit; + bld_base->op_actions[TGSI_OPCODE_DLDEXP].emit = build_tgsi_intrinsic_nomem; + bld_base->op_actions[TGSI_OPCODE_DLDEXP].intr_name = "llvm.amdgcn.ldexp.f64"; bld_base->op_actions[TGSI_OPCODE_EX2].emit = build_tgsi_intrinsic_nomem; - bld_base->op_actions[TGSI_OPCODE_EX2].intr_name = - HAVE_LLVM >= 0x0308 ? "llvm.exp2.f32" : "llvm.AMDIL.exp."; + bld_base->op_actions[TGSI_OPCODE_EX2].intr_name = "llvm.exp2.f32"; bld_base->op_actions[TGSI_OPCODE_FLR].emit = build_tgsi_intrinsic_nomem; bld_base->op_actions[TGSI_OPCODE_FLR].intr_name = "llvm.floor.f32"; bld_base->op_actions[TGSI_OPCODE_FMA].emit = @@ -815,7 +733,6 @@ void si_shader_context_init_alu(struct lp_build_tgsi_context *bld_base) bld_base->op_actions[TGSI_OPCODE_FSNE].emit = emit_fcmp; bld_base->op_actions[TGSI_OPCODE_IABS].emit = emit_iabs; bld_base->op_actions[TGSI_OPCODE_IBFE].emit = emit_bfe; - bld_base->op_actions[TGSI_OPCODE_IBFE].intr_name = "llvm.AMDGPU.bfe.i32"; bld_base->op_actions[TGSI_OPCODE_IDIV].emit = emit_idiv; bld_base->op_actions[TGSI_OPCODE_IMAX].emit = emit_minmax_int; bld_base->op_actions[TGSI_OPCODE_IMIN].emit = emit_minmax_int; @@ -826,11 +743,10 @@ void si_shader_context_init_alu(struct lp_build_tgsi_context *bld_base) bld_base->op_actions[TGSI_OPCODE_ISLT].emit = emit_icmp; bld_base->op_actions[TGSI_OPCODE_ISSG].emit = emit_ssg; bld_base->op_actions[TGSI_OPCODE_I2F].emit = emit_i2f; - bld_base->op_actions[TGSI_OPCODE_KILL_IF].fetch_args = kill_if_fetch_args; bld_base->op_actions[TGSI_OPCODE_KILL_IF].emit = kil_emit; - bld_base->op_actions[TGSI_OPCODE_KILL_IF].intr_name = "llvm.AMDGPU.kill"; - bld_base->op_actions[TGSI_OPCODE_KILL].emit = lp_build_tgsi_intrinsic; - bld_base->op_actions[TGSI_OPCODE_KILL].intr_name = "llvm.AMDGPU.kilp"; + bld_base->op_actions[TGSI_OPCODE_KILL].emit = kil_emit; + bld_base->op_actions[TGSI_OPCODE_LDEXP].emit = build_tgsi_intrinsic_nomem; + bld_base->op_actions[TGSI_OPCODE_LDEXP].intr_name = "llvm.amdgcn.ldexp.f32"; bld_base->op_actions[TGSI_OPCODE_LSB].emit = emit_lsb; bld_base->op_actions[TGSI_OPCODE_LG2].emit = build_tgsi_intrinsic_nomem; bld_base->op_actions[TGSI_OPCODE_LG2].intr_name = "llvm.log2.f32"; @@ -842,7 +758,6 @@ void si_shader_context_init_alu(struct lp_build_tgsi_context *bld_base) bld_base->op_actions[TGSI_OPCODE_UMSB].emit = emit_umsb; bld_base->op_actions[TGSI_OPCODE_NOT].emit = emit_not; bld_base->op_actions[TGSI_OPCODE_OR].emit = emit_or; - bld_base->op_actions[TGSI_OPCODE_PK2H].fetch_args = pk2h_fetch_args; bld_base->op_actions[TGSI_OPCODE_PK2H].emit = emit_pk2h; bld_base->op_actions[TGSI_OPCODE_POPC].emit = build_tgsi_intrinsic_nomem; bld_base->op_actions[TGSI_OPCODE_POPC].intr_name = "llvm.ctpop.i32"; @@ -867,7 +782,6 @@ void si_shader_context_init_alu(struct lp_build_tgsi_context *bld_base) bld_base->op_actions[TGSI_OPCODE_TRUNC].intr_name = "llvm.trunc.f32"; bld_base->op_actions[TGSI_OPCODE_UADD].emit = emit_uadd; bld_base->op_actions[TGSI_OPCODE_UBFE].emit = emit_bfe; - bld_base->op_actions[TGSI_OPCODE_UBFE].intr_name = "llvm.AMDGPU.bfe.u32"; bld_base->op_actions[TGSI_OPCODE_UDIV].emit = emit_udiv; bld_base->op_actions[TGSI_OPCODE_UMAX].emit = emit_minmax_int; bld_base->op_actions[TGSI_OPCODE_UMIN].emit = emit_minmax_int; @@ -880,7 +794,6 @@ void si_shader_context_init_alu(struct lp_build_tgsi_context *bld_base) bld_base->op_actions[TGSI_OPCODE_U2F].emit = emit_u2f; bld_base->op_actions[TGSI_OPCODE_XOR].emit = emit_xor; bld_base->op_actions[TGSI_OPCODE_UCMP].emit = emit_ucmp; - bld_base->op_actions[TGSI_OPCODE_UP2H].fetch_args = up2h_fetch_args; bld_base->op_actions[TGSI_OPCODE_UP2H].emit = emit_up2h; bld_base->op_actions[TGSI_OPCODE_I64MAX].emit = emit_minmax_int; @@ -908,144 +821,3 @@ void si_shader_context_init_alu(struct lp_build_tgsi_context *bld_base) bld_base->op_actions[TGSI_OPCODE_U64DIV].emit = emit_udiv; bld_base->op_actions[TGSI_OPCODE_I64DIV].emit = emit_idiv; } - -static LLVMValueRef build_cube_intrinsic(struct gallivm_state *gallivm, - LLVMValueRef in[3]) -{ - if (HAVE_LLVM >= 0x0309) { - LLVMTypeRef f32 = LLVMTypeOf(in[0]); - LLVMValueRef out[4]; - - out[0] = lp_build_intrinsic(gallivm->builder, "llvm.amdgcn.cubetc", - f32, in, 3, LP_FUNC_ATTR_READNONE); - out[1] = lp_build_intrinsic(gallivm->builder, "llvm.amdgcn.cubesc", - f32, in, 3, LP_FUNC_ATTR_READNONE); - out[2] = lp_build_intrinsic(gallivm->builder, "llvm.amdgcn.cubema", - f32, in, 3, LP_FUNC_ATTR_READNONE); - out[3] = lp_build_intrinsic(gallivm->builder, "llvm.amdgcn.cubeid", - f32, in, 3, LP_FUNC_ATTR_READNONE); - - return lp_build_gather_values(gallivm, out, 4); - } else { - LLVMValueRef c[4] = { - in[0], - in[1], - in[2], - LLVMGetUndef(LLVMTypeOf(in[0])) - }; - LLVMValueRef vec = lp_build_gather_values(gallivm, c, 4); - - return lp_build_intrinsic(gallivm->builder, "llvm.AMDGPU.cube", - LLVMTypeOf(vec), &vec, 1, - LP_FUNC_ATTR_READNONE); - } -} - -static void si_llvm_cube_to_2d_coords(struct lp_build_tgsi_context *bld_base, - LLVMValueRef *in, LLVMValueRef *out) -{ - struct gallivm_state *gallivm = bld_base->base.gallivm; - LLVMBuilderRef builder = gallivm->builder; - LLVMTypeRef type = bld_base->base.elem_type; - LLVMValueRef coords[4]; - LLVMValueRef mad_args[3]; - LLVMValueRef v; - unsigned i; - - v = build_cube_intrinsic(gallivm, in); - - for (i = 0; i < 4; ++i) - coords[i] = LLVMBuildExtractElement(builder, v, - lp_build_const_int32(gallivm, i), ""); - - coords[2] = lp_build_intrinsic(builder, "llvm.fabs.f32", - type, &coords[2], 1, LP_FUNC_ATTR_READNONE); - coords[2] = lp_build_emit_llvm_unary(bld_base, TGSI_OPCODE_RCP, coords[2]); - - mad_args[1] = coords[2]; - mad_args[2] = LLVMConstReal(type, 1.5); - - mad_args[0] = coords[0]; - coords[0] = lp_build_emit_llvm_ternary(bld_base, TGSI_OPCODE_MAD, - mad_args[0], mad_args[1], mad_args[2]); - - mad_args[0] = coords[1]; - coords[1] = lp_build_emit_llvm_ternary(bld_base, TGSI_OPCODE_MAD, - mad_args[0], mad_args[1], mad_args[2]); - - /* apply xyz = yxw swizzle to cooords */ - out[0] = coords[1]; - out[1] = coords[0]; - out[2] = coords[3]; -} - -void si_prepare_cube_coords(struct lp_build_tgsi_context *bld_base, - struct lp_build_emit_data *emit_data, - LLVMValueRef *coords_arg, - LLVMValueRef *derivs_arg) -{ - - unsigned target = emit_data->inst->Texture.Texture; - unsigned opcode = emit_data->inst->Instruction.Opcode; - struct gallivm_state *gallivm = bld_base->base.gallivm; - LLVMBuilderRef builder = gallivm->builder; - LLVMValueRef coords[4]; - unsigned i; - - si_llvm_cube_to_2d_coords(bld_base, coords_arg, coords); - - if (opcode == TGSI_OPCODE_TXD && derivs_arg) { - LLVMValueRef derivs[4]; - int axis; - - /* Convert cube derivatives to 2D derivatives. */ - for (axis = 0; axis < 2; axis++) { - LLVMValueRef shifted_cube_coords[4], shifted_coords[4]; - - /* Shift the cube coordinates by the derivatives to get - * the cube coordinates of the "neighboring pixel". - */ - for (i = 0; i < 3; i++) - shifted_cube_coords[i] = - LLVMBuildFAdd(builder, coords_arg[i], - derivs_arg[axis*3+i], ""); - shifted_cube_coords[3] = LLVMGetUndef(bld_base->base.elem_type); - - /* Project the shifted cube coordinates onto the face. */ - si_llvm_cube_to_2d_coords(bld_base, shifted_cube_coords, - shifted_coords); - - /* Subtract both sets of 2D coordinates to get 2D derivatives. - * This won't work if the shifted coordinates ended up - * in a different face. - */ - for (i = 0; i < 2; i++) - derivs[axis * 2 + i] = - LLVMBuildFSub(builder, shifted_coords[i], - coords[i], ""); - } - - memcpy(derivs_arg, derivs, sizeof(derivs)); - } - - if (target == TGSI_TEXTURE_CUBE_ARRAY || - target == TGSI_TEXTURE_SHADOWCUBE_ARRAY) { - /* for cube arrays coord.z = coord.w(array_index) * 8 + face */ - /* coords_arg.w component - array_index for cube arrays */ - coords[2] = lp_build_emit_llvm_ternary(bld_base, TGSI_OPCODE_MAD, - coords_arg[3], lp_build_const_float(gallivm, 8.0), coords[2]); - } - - /* Preserve compare/lod/bias. Put it in coords.w. */ - if (opcode == TGSI_OPCODE_TEX2 || - opcode == TGSI_OPCODE_TXB2 || - opcode == TGSI_OPCODE_TXL2) { - coords[3] = coords_arg[4]; - } else if (opcode == TGSI_OPCODE_TXB || - opcode == TGSI_OPCODE_TXL || - target == TGSI_TEXTURE_SHADOWCUBE) { - coords[3] = coords_arg[3]; - } - - memcpy(coords_arg, coords, sizeof(coords)); -}