From: Marek Olšák Date: Sun, 6 Sep 2015 14:19:33 +0000 (+0200) Subject: r600/llvm: remove dead code for LLVM 3.3 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=5fbfd8dd231a70b921ff69677ce35ecc1305932c;p=mesa.git r600/llvm: remove dead code for LLVM 3.3 LLVM 3.3 has been unsupported for quite a while. Reviewed-by: Michel Dänzer --- diff --git a/src/gallium/drivers/r600/r600_llvm.c b/src/gallium/drivers/r600/r600_llvm.c index faf538ccbb5..3362fd00dba 100644 --- a/src/gallium/drivers/r600/r600_llvm.c +++ b/src/gallium/drivers/r600/r600_llvm.c @@ -77,22 +77,11 @@ static void llvm_load_system_value( default: assert(!"unknown system value"); } -#if HAVE_LLVM >= 0x0304 ctx->system_values[index] = LLVMBuildExtractElement(ctx->gallivm.builder, LLVMGetParam(ctx->main_fn, 0), lp_build_const_int32(&(ctx->gallivm), chan), ""); -#else - LLVMValueRef reg = lp_build_const_int32( - ctx->soa.bld_base.base.gallivm, chan); - ctx->system_values[index] = lp_build_intrinsic( - ctx->soa.bld_base.base.gallivm->builder, - "llvm.R600.load.input", - ctx->soa.bld_base.base.elem_type, ®, 1, - LLVMReadNoneAttribute); -#endif } -#if HAVE_LLVM >= 0x0304 static LLVMValueRef llvm_load_input_vector( struct radeon_llvm_context * ctx, unsigned location, unsigned ijregs, @@ -131,34 +120,7 @@ llvm_load_input_vector( VecType, Args, ArgCount, LLVMReadNoneAttribute); } } -#else -static LLVMValueRef -llvm_load_input_helper( - struct radeon_llvm_context * ctx, - unsigned idx, int interp, int ij_index) -{ - const struct lp_build_context * bb = &ctx->soa.bld_base.base; - LLVMValueRef arg[2]; - int arg_count; - const char * intrinsic; - - arg[0] = lp_build_const_int32(bb->gallivm, idx); - - if (interp) { - intrinsic = "llvm.R600.interp.input"; - arg[1] = lp_build_const_int32(bb->gallivm, ij_index); - arg_count = 2; - } else { - intrinsic = "llvm.R600.load.input"; - arg_count = 1; - } - - return lp_build_intrinsic(bb->gallivm->builder, intrinsic, - bb->elem_type, &arg[0], arg_count, LLVMReadNoneAttribute); -} -#endif -#if HAVE_LLVM >= 0x0304 static LLVMValueRef llvm_face_select_helper( struct radeon_llvm_context * ctx, @@ -171,21 +133,6 @@ llvm_face_select_helper( return LLVMBuildSelect(bb->gallivm->builder, is_front, front_color, back_color, ""); } -#else -static LLVMValueRef -llvm_face_select_helper( - struct radeon_llvm_context * ctx, - unsigned face_loc, LLVMValueRef front_color, LLVMValueRef back_color) -{ - const struct lp_build_context * bb = &ctx->soa.bld_base.base; - LLVMValueRef face = llvm_load_input_helper(ctx, face_loc, 0, 0); - LLVMValueRef is_front = LLVMBuildFCmp( - bb->gallivm->builder, LLVMRealUGT, face, - lp_build_const_float(bb->gallivm, 0.0f), ""); - return LLVMBuildSelect(bb->gallivm->builder, is_front, - front_color, back_color, ""); -} -#endif static void llvm_load_input( struct radeon_llvm_context * ctx, @@ -194,18 +141,11 @@ static void llvm_load_input( { const struct r600_shader_io * input = &ctx->r600_inputs[input_index]; unsigned chan; -#if HAVE_LLVM < 0x0304 - unsigned interp = 0; - int ij_index; -#endif int two_side = (ctx->two_side && input->name == TGSI_SEMANTIC_COLOR); LLVMValueRef v; -#if HAVE_LLVM >= 0x0304 boolean require_interp_intrinsic = ctx->chip_class >= EVERGREEN && ctx->type == TGSI_PROCESSOR_FRAGMENT; -#endif -#if HAVE_LLVM >= 0x0304 if (require_interp_intrinsic && input->spi_sid) { v = llvm_load_input_vector(ctx, input->lds_pos, input->ij_index, (input->interpolate > 0)); @@ -241,49 +181,7 @@ static void llvm_load_input( lp_build_const_float(&(ctx->gallivm), 1.0f), ctx->inputs[soa_index], ""); } -} -#else - if (ctx->chip_class >= EVERGREEN && ctx->type == TGSI_PROCESSOR_FRAGMENT && - input->spi_sid) { - interp = 1; - ij_index = (input->interpolate > 0) ? input->ij_index : -1; } - - for (chan = 0; chan < 4; chan++) { - unsigned soa_index = radeon_llvm_reg_index_soa(input_index, chan); - int loc; - - if (interp) { - loc = 4 * input->lds_pos + chan; - } else { - if (input->name == TGSI_SEMANTIC_FACE) - loc = 4 * ctx->face_gpr; - else - loc = 4 * input->gpr + chan; - } - - v = llvm_load_input_helper(ctx, loc, interp, ij_index); - - if (two_side) { - struct r600_shader_io * back_input = - &ctx->r600_inputs[input->back_color_input]; - int back_loc = interp ? back_input->lds_pos : back_input->gpr; - LLVMValueRef v2; - - back_loc = 4 * back_loc + chan; - v2 = llvm_load_input_helper(ctx, back_loc, interp, ij_index); - v = llvm_face_select_helper(ctx, 4 * ctx->face_gpr, v, v2); - } else if (input->name == TGSI_SEMANTIC_POSITION && - ctx->type == TGSI_PROCESSOR_FRAGMENT && chan == 3) { - /* RCP for fragcoord.w */ - v = LLVMBuildFDiv(ctx->gallivm.builder, - lp_build_const_float(&(ctx->gallivm), 1.0f), - v, ""); - } - - ctx->inputs[soa_index] = v; - } -#endif } static void llvm_emit_prologue(struct lp_build_tgsi_context * bld_base) @@ -887,7 +785,6 @@ LLVMModuleRef r600_tgsi_llvm( struct tgsi_shader_info shader_info; struct lp_build_tgsi_context * bld_base = &ctx->soa.bld_base; radeon_llvm_context_init(ctx); -#if HAVE_LLVM >= 0x0304 LLVMTypeRef Arguments[32]; unsigned ArgumentsCount = 0; for (unsigned i = 0; i < ctx->inputs_count; i++) @@ -897,9 +794,6 @@ LLVMModuleRef r600_tgsi_llvm( LLVMValueRef P = LLVMGetParam(ctx->main_fn, i); LLVMAddAttribute(P, LLVMInRegAttribute); } -#else - radeon_llvm_create_func(ctx, NULL, 0); -#endif tgsi_scan_shader(tokens, &shader_info); bld_base->info = &shader_info;