diff options
| author | Samuel Pitoiset <[email protected]> | 2019-04-18 09:06:49 +0200 |
|---|---|---|
| committer | Samuel Pitoiset <[email protected]> | 2019-04-19 09:20:13 +0200 |
| commit | 895e10d2dbc9b0efcb97f8232948f780a32c1524 (patch) | |
| tree | 32ab7d75fceab5eaa768882788f0a5d97b3f6486 | |
| parent | 31164cf5f70caa94dba0abb93610a935e17f5af2 (diff) | |
ac/nir: only use the new raw/struct SSBO atomic intrinsics with LLVM 9+
They are buggy with older LLVM version, see r358579.
Fixes: 78c551aca1c ("ac/nir: use new LLVM 8 intrinsics for SSBO atomics except cmpswap")
Signed-off-by: Samuel Pitoiset <[email protected]>
Reviewed-by: Timothy Arceri <[email protected]>
| -rw-r--r-- | src/amd/common/ac_nir_to_llvm.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c index fcd75903088..30e5cc8c389 100644 --- a/src/amd/common/ac_nir_to_llvm.c +++ b/src/amd/common/ac_nir_to_llvm.c @@ -1692,8 +1692,11 @@ static LLVMValueRef visit_atomic_ssbo(struct ac_nir_context *ctx, get_src(ctx, instr->src[0]), true); - if (HAVE_LLVM >= 0x800 && + if (HAVE_LLVM >= 0x900 && instr->intrinsic != nir_intrinsic_ssbo_atomic_comp_swap) { + /* XXX: The new raw/struct atomic intrinsics are buggy with + * LLVM 8, see r358579. + */ params[arg_count++] = get_src(ctx, instr->src[1]); /* voffset */ params[arg_count++] = ctx->ac.i32_0; /* soffset */ params[arg_count++] = ctx->ac.i32_0; /* slc */ |