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radv/ac: port SI TC L1 write corruption fix.

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This ports 72e46c988 to radv.
    radeonsi: apply a TC L1 write corruption workaround for SI

Fixes: f4e499ec7 (radv: add initial non-conformant radv vulkan driver)
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Signed-off-by: Dave Airlie <airlied@redhat.com>
(cherry picked from commit e77ff11ffe)
This commit is contained in:
Dave Airlie 2017-07-26 02:34:54 +01:00 • committed by Emil Velikov
parent 06d163509d
commit 3668a143a4
1 changed files with 5 additions and 3 deletions
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8
src/amd/common/ac_nir_to_llvm.c
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@ -3276,7 +3276,10 @@ static void visit_image_store(struct nir_to_llvm_context *ctx,
char intrinsic_name[64];
const nir_variable *var = instr->variables[0]->var;
const struct glsl_type *type = glsl_without_array(var->type);
LLVMValueRef glc = ctx->i1false;
bool force_glc = ctx->options->chip_class == SI;
if (force_glc)
glc = ctx->i1true;
if (ctx->stage == MESA_SHADER_FRAGMENT)
ctx->shader_info->fs.writes_memory = true;
@ -3286,7 +3289,7 @@ static void visit_image_store(struct nir_to_llvm_context *ctx,
params[2] = LLVMBuildExtractElement(ctx->builder, get_src(ctx, instr->src[0]),
LLVMConstInt(ctx->i32, 0, false), ""); /* vindex */
params[3] = LLVMConstInt(ctx->i32, 0, false); /* voffset */
params[4] = ctx->i1false; /* glc */
params[4] = glc; /* glc */
params[5] = ctx->i1false; /* slc */
ac_build_intrinsic(&ctx->ac, "llvm.amdgcn.buffer.store.format.v4f32", ctx->voidt,
params, 6, 0);
@ -3294,7 +3297,6 @@ static void visit_image_store(struct nir_to_llvm_context *ctx,
bool is_da = glsl_sampler_type_is_array(type) ||
glsl_get_sampler_dim(type) == GLSL_SAMPLER_DIM_CUBE;
LLVMValueRef da = is_da ? ctx->i1true : ctx->i1false;
LLVMValueRef glc = ctx->i1false;
LLVMValueRef slc = ctx->i1false;
params[0] = to_float(ctx, get_src(ctx, instr->src[2]));