The struct version enables IDXEN, while the raw one disables it.
When vindex is unused, the raw version is enough.
Signed-off-by: Samuel Pitoiset <samuel.pitoi...@gmail.com>
---
src/amd/common/ac_llvm_build.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/src/amd/common/ac_llvm_build.c b/src/amd/common/ac_llvm_build.c
index bc64f0bb7e3..8960b5ad4ff 100644
--- a/src/amd/common/ac_llvm_build.c
+++ b/src/amd/common/ac_llvm_build.c
@@ -1383,11 +1383,13 @@ ac_build_tbuffer_load_short(struct ac_llvm_context *ctx,
LLVMValueRef res;
if (HAVE_LLVM >= 0x0800) {
+ bool structurized = vindex && vindex != ctx->i32_0;
+
voffset = LLVMBuildAdd(ctx->builder, voffset, immoffset, "");
res = ac_build_llvm8_tbuffer_load(ctx, rsrc, vindex, voffset,
soffset, 1, dfmt, nfmt, glc,
- false, true, true);
+ false, true, structurized);
} else {
const char *name = "llvm.amdgcn.tbuffer.load.i32";
LLVMTypeRef type = ctx->i32;
--
2.21.0
_______________________________________________
mesa-dev mailing list
mesa-dev@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/mesa-dev
