From 4502b17901ad491e0598ee59a12d372c008ae03b Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Mon, 30 Aug 2010 14:41:09 +1000 Subject: [PATCH] r600g: add KILP support passes glsl1-discard tests --- src/gallium/drivers/r600/r600_shader.c | 25 ++++++++++++++++++++----- src/gallium/drivers/r600/r600_shader.h | 1 + src/gallium/drivers/r600/r600_state.c | 2 ++ 3 files changed, 23 insertions(+), 5 deletions(-) diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c index 4ff705622ed..514288bc8cd 100644 --- a/src/gallium/drivers/r600/r600_shader.c +++ b/src/gallium/drivers/r600/r600_shader.c @@ -861,12 +861,20 @@ static int tgsi_kill(struct r600_shader_ctx *ctx) for (i = 0; i < 4; i++) { memset(&alu, 0, sizeof(struct r600_bc_alu)); alu.inst = ctx->inst_info->r600_opcode; + alu.dst.chan = i; + alu.src[0].sel = V_SQ_ALU_SRC_0; - r = tgsi_src(ctx, &inst->Src[0], &alu.src[1]); - if (r) - return r; - alu.src[1].chan = tgsi_chan(&inst->Src[0], i); + + if (ctx->inst_info->tgsi_opcode == TGSI_OPCODE_KILP) { + alu.src[1].sel = V_SQ_ALU_SRC_1; + alu.src[1].neg = 1; + } else { + r = tgsi_src(ctx, &inst->Src[0], &alu.src[1]); + if (r) + return r; + alu.src[1].chan = tgsi_chan(&inst->Src[0], i); + } if (i == 3) { alu.last = 1; } @@ -874,6 +882,13 @@ static int tgsi_kill(struct r600_shader_ctx *ctx) if (r) return r; } + r = r600_bc_add_literal(ctx->bc, ctx->value); + if (r) + return r; + + /* kill must be last in ALU */ + ctx->bc->force_add_cf = 1; + ctx->shader->uses_kill = TRUE; return 0; } @@ -2074,7 +2089,7 @@ static struct r600_shader_tgsi_instruction r600_shader_tgsi_instruction[] = { {TGSI_OPCODE_COS, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_COS, tgsi_trig}, {TGSI_OPCODE_DDX, 0, SQ_TEX_INST_GET_GRADIENTS_H, tgsi_tex}, {TGSI_OPCODE_DDY, 0, SQ_TEX_INST_GET_GRADIENTS_V, tgsi_tex}, - {TGSI_OPCODE_KILP, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported}, /* predicated kill */ + {TGSI_OPCODE_KILP, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_KILLGT, tgsi_kill}, /* predicated kill */ {TGSI_OPCODE_PK2H, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported}, {TGSI_OPCODE_PK2US, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported}, {TGSI_OPCODE_PK4B, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported}, diff --git a/src/gallium/drivers/r600/r600_shader.h b/src/gallium/drivers/r600/r600_shader.h index 2ee7780ead0..7c722c07cbe 100644 --- a/src/gallium/drivers/r600/r600_shader.h +++ b/src/gallium/drivers/r600/r600_shader.h @@ -42,6 +42,7 @@ struct r600_shader { struct r600_shader_io input[32]; struct r600_shader_io output[32]; enum radeon_family family; + boolean uses_kill; }; #endif diff --git a/src/gallium/drivers/r600/r600_state.c b/src/gallium/drivers/r600/r600_state.c index b5e5346163c..441be8fd6df 100644 --- a/src/gallium/drivers/r600/r600_state.c +++ b/src/gallium/drivers/r600/r600_state.c @@ -999,6 +999,8 @@ static struct radeon_state *r600_dsa(struct r600_context *rctx) db_shader_control = 0x210; rshader = &rctx->ps_shader->shader; + if (rshader->uses_kill) + db_shader_control |= (1 << 6); for (i = 0; i < rshader->noutput; i++) { if (rshader->output[i].name == TGSI_SEMANTIC_POSITION) db_shader_control |= 1; -- 2.30.2