diff options
| author | Tom Stellard <[email protected]> | 2016-04-18 13:10:10 -0400 |
|---|---|---|
| committer | Tom Stellard <[email protected]> | 2016-04-22 23:45:34 +0000 |
| commit | b31422d970848c4f0925bdd83850393fa3f0ab8c (patch) | |
| tree | ce1b2eff7d93256dd6c8a4d93e311c1ab92c342f /src | |
| parent | 86cd9a134f8d6db5c65268f4ca89a919be17689b (diff) | |
radeonsi: Create a helper function for computing the thread id
Reviewed-by: Michel Dänzer <[email protected]>
Reviewed-by: Marek Olšák <[email protected]>
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/drivers/radeonsi/si_shader.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c index c6efbc13774..a8749e4ee94 100644 --- a/src/gallium/drivers/radeonsi/si_shader.c +++ b/src/gallium/drivers/radeonsi/si_shader.c @@ -1116,6 +1116,14 @@ static LLVMValueRef get_sample_id(struct radeon_llvm_context *radeon_bld) SI_PARAM_ANCILLARY, 8, 4); } +static LLVMValueRef get_thread_id(struct si_shader_context *ctx) +{ + struct gallivm_state *gallivm = &ctx->radeon_bld.gallivm; + + return lp_build_intrinsic(gallivm->builder, "llvm.SI.tid", ctx->i32, + NULL, 0, LLVMReadNoneAttribute); +} + /** * Load a dword from a constant buffer. */ @@ -1863,8 +1871,7 @@ static void si_llvm_emit_streamout(struct si_shader_context *ctx, LLVMValueRef so_vtx_count = unpack_param(ctx, ctx->param_streamout_config, 16, 7); - LLVMValueRef tid = lp_build_intrinsic(builder, "llvm.SI.tid", ctx->i32, - NULL, 0, LLVMReadNoneAttribute); + LLVMValueRef tid = get_thread_id(ctx); /* can_emit = tid < so_vtx_count; */ LLVMValueRef can_emit = @@ -4365,8 +4372,7 @@ static void si_llvm_emit_ddxy( unsigned mask; indices[0] = bld_base->uint_bld.zero; - indices[1] = lp_build_intrinsic(gallivm->builder, "llvm.SI.tid", ctx->i32, - NULL, 0, LLVMReadNoneAttribute); + indices[1] = get_thread_id(ctx); store_ptr = LLVMBuildGEP(gallivm->builder, ctx->lds, indices, 2, ""); @@ -4437,8 +4443,7 @@ static LLVMValueRef si_llvm_emit_ddxy_interp( unsigned c; indices[0] = bld_base->uint_bld.zero; - indices[1] = lp_build_intrinsic(gallivm->builder, "llvm.SI.tid", ctx->i32, - NULL, 0, LLVMReadNoneAttribute); + indices[1] = get_thread_id(ctx); store_ptr = LLVMBuildGEP(gallivm->builder, ctx->lds, indices, 2, ""); |