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authorTimothy Arceri <[email protected]>2017-11-09 14:43:34 +1100
committerTimothy Arceri <[email protected]>2017-11-12 11:08:26 +1100
commitdc42a2177c852f7737452408586f3da7cb7682f9 (patch)
tree8aeca69d1d946beaf2b526fbfbb7de9734b92757 /src
parent8c9f3f2c46653a94be9ded38763f81da20183e08 (diff)
radeonsi: rework gs_vtx_offset handling
This simplifies things a bit and will enable it to work with the common NIR -> LLVM code. Reviewed-by: Marek Olšák <[email protected]>
Diffstat (limited to 'src')
-rw-r--r--src/gallium/drivers/radeonsi/si_shader.c25
-rw-r--r--src/gallium/drivers/radeonsi/si_shader_internal.h7
2 files changed, 10 insertions, 22 deletions
diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
index 9a03311d5b6..afb9c10a79d 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -1361,16 +1361,9 @@ static LLVMValueRef fetch_input_gs(
/* Get the vertex offset parameter on GFX6. */
unsigned vtx_offset_param = reg->Dimension.Index;
- if (vtx_offset_param < 2) {
- vtx_offset_param += ctx->param_gs_vtx0_offset;
- } else {
- assert(vtx_offset_param < 6);
- vtx_offset_param += ctx->param_gs_vtx2_offset - 2;
- }
- vtx_offset = lp_build_mul_imm(uint,
- LLVMGetParam(ctx->main_fn,
- vtx_offset_param),
- 4);
+ LLVMValueRef gs_vtx_offset = ctx->gs_vtx_offset[vtx_offset_param];
+
+ vtx_offset = lp_build_mul_imm(uint, gs_vtx_offset, 4);
soffset = LLVMConstInt(ctx->i32, (param * 4 + swizzle) * 256, 0);
@@ -4612,13 +4605,13 @@ static void create_function(struct si_shader_context *ctx)
ctx->param_gs_wave_id = add_arg(&fninfo, ARG_SGPR, ctx->i32);
/* VGPRs */
- ctx->param_gs_vtx0_offset = add_arg(&fninfo, ARG_VGPR, ctx->i32);
- ctx->param_gs_vtx1_offset = add_arg(&fninfo, ARG_VGPR, ctx->i32);
+ add_arg_assign(&fninfo, ARG_VGPR, ctx->i32, &ctx->gs_vtx_offset[0]);
+ add_arg_assign(&fninfo, ARG_VGPR, ctx->i32, &ctx->gs_vtx_offset[1]);
ctx->param_gs_prim_id = add_arg(&fninfo, ARG_VGPR, ctx->i32);
- ctx->param_gs_vtx2_offset = add_arg(&fninfo, ARG_VGPR, ctx->i32);
- ctx->param_gs_vtx3_offset = add_arg(&fninfo, ARG_VGPR, ctx->i32);
- ctx->param_gs_vtx4_offset = add_arg(&fninfo, ARG_VGPR, ctx->i32);
- ctx->param_gs_vtx5_offset = add_arg(&fninfo, ARG_VGPR, ctx->i32);
+ add_arg_assign(&fninfo, ARG_VGPR, ctx->i32, &ctx->gs_vtx_offset[2]);
+ add_arg_assign(&fninfo, ARG_VGPR, ctx->i32, &ctx->gs_vtx_offset[3]);
+ add_arg_assign(&fninfo, ARG_VGPR, ctx->i32, &ctx->gs_vtx_offset[4]);
+ add_arg_assign(&fninfo, ARG_VGPR, ctx->i32, &ctx->gs_vtx_offset[5]);
ctx->param_gs_instance_id = add_arg(&fninfo, ARG_VGPR, ctx->i32);
break;
diff --git a/src/gallium/drivers/radeonsi/si_shader_internal.h b/src/gallium/drivers/radeonsi/si_shader_internal.h
index b249bf961ab..7ff8815b92f 100644
--- a/src/gallium/drivers/radeonsi/si_shader_internal.h
+++ b/src/gallium/drivers/radeonsi/si_shader_internal.h
@@ -182,13 +182,8 @@ struct si_shader_context {
/* API GS */
int param_gs2vs_offset;
int param_gs_wave_id; /* GFX6 */
- int param_gs_vtx0_offset; /* in dwords (GFX6) */
- int param_gs_vtx1_offset; /* in dwords (GFX6) */
+ LLVMValueRef gs_vtx_offset[6]; /* in dwords (GFX6) */
int param_gs_prim_id;
- int param_gs_vtx2_offset; /* in dwords (GFX6) */
- int param_gs_vtx3_offset; /* in dwords (GFX6) */
- int param_gs_vtx4_offset; /* in dwords (GFX6) */
- int param_gs_vtx5_offset; /* in dwords (GFX6) */
int param_gs_instance_id;
int param_gs_vtx01_offset; /* in dwords (GFX9) */
int param_gs_vtx23_offset; /* in dwords (GFX9) */