Mesa (master): ac/nir: fix intrinsic names for atomic operations with LLVM 9+
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Mon Apr 8 11:14:44 UTC 2019
Module: Mesa
Branch: master
Commit: 27b8f3ecc318a5773e1f189bbfb65f43ad5c2aa0
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=27b8f3ecc318a5773e1f189bbfb65f43ad5c2aa0
Author: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Date: Mon Apr 8 11:39:07 2019 +0200
ac/nir: fix intrinsic names for atomic operations with LLVM 9+
This fixes the following LLVM error when using RADV_DEBUG=checkir:
Intrinsic name not mangled correctly for type arguments! Should be: llvm.amdgcn.buffer.atomic.add.i32
i32 (i32, <4 x i32>, i32, i32, i1)* @llvm.amdgcn.buffer.atomic.add
The cmpswap operation still uses the old intrinsic.
Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Reviewed-by: Erik Faye-Lund <erik.faye-lund at collabora.com>
Reviewed-by: Bas Nieuwenhuizen <bas at basnieuwenhuizen.nl>
---
src/amd/common/ac_nir_to_llvm.c | 32 +++++++++++++++++++++-----------
1 file changed, 21 insertions(+), 11 deletions(-)
diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c
index 6739551ca26..f2d527540d8 100644
--- a/src/amd/common/ac_nir_to_llvm.c
+++ b/src/amd/common/ac_nir_to_llvm.c
@@ -1679,7 +1679,8 @@ static void visit_store_ssbo(struct ac_nir_context *ctx,
static LLVMValueRef visit_atomic_ssbo(struct ac_nir_context *ctx,
const nir_intrinsic_instr *instr)
{
- const char *name;
+ const char *op;
+ char name[64];
LLVMValueRef params[6];
int arg_count = 0;
@@ -1696,39 +1697,48 @@ static LLVMValueRef visit_atomic_ssbo(struct ac_nir_context *ctx,
switch (instr->intrinsic) {
case nir_intrinsic_ssbo_atomic_add:
- name = "llvm.amdgcn.buffer.atomic.add";
+ op = "add";
break;
case nir_intrinsic_ssbo_atomic_imin:
- name = "llvm.amdgcn.buffer.atomic.smin";
+ op = "smin";
break;
case nir_intrinsic_ssbo_atomic_umin:
- name = "llvm.amdgcn.buffer.atomic.umin";
+ op = "umin";
break;
case nir_intrinsic_ssbo_atomic_imax:
- name = "llvm.amdgcn.buffer.atomic.smax";
+ op = "smax";
break;
case nir_intrinsic_ssbo_atomic_umax:
- name = "llvm.amdgcn.buffer.atomic.umax";
+ op = "umax";
break;
case nir_intrinsic_ssbo_atomic_and:
- name = "llvm.amdgcn.buffer.atomic.and";
+ op = "and";
break;
case nir_intrinsic_ssbo_atomic_or:
- name = "llvm.amdgcn.buffer.atomic.or";
+ op = "or";
break;
case nir_intrinsic_ssbo_atomic_xor:
- name = "llvm.amdgcn.buffer.atomic.xor";
+ op = "xor";
break;
case nir_intrinsic_ssbo_atomic_exchange:
- name = "llvm.amdgcn.buffer.atomic.swap";
+ op = "swap";
break;
case nir_intrinsic_ssbo_atomic_comp_swap:
- name = "llvm.amdgcn.buffer.atomic.cmpswap";
+ op = "cmpswap";
break;
default:
abort();
}
+ if (HAVE_LLVM >= 0x900 &&
+ instr->intrinsic != nir_intrinsic_ssbo_atomic_comp_swap) {
+ snprintf(name, sizeof(name),
+ "llvm.amdgcn.buffer.atomic.%s.i32", op);
+ } else {
+ snprintf(name, sizeof(name),
+ "llvm.amdgcn.buffer.atomic.%s", op);
+ }
+
return ac_build_intrinsic(&ctx->ac, name, ctx->ac.i32, params, arg_count, 0);
}
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