[llvm] c8450ea - AMDGPU: Remove the unnecessary needAlias argument in DS_Real_gfx12 (#146439)

[via llvm-commits]

Author: Changpeng Fang
Date: 2025-07-01T10:20:25-07:00
New Revision: c8450ea226edc65c1b532ee01230d3e9a7bfbacb

URL: https://github.com/llvm/llvm-project/commit/c8450ea226edc65c1b532ee01230d3e9a7bfbacb
DIFF: https://github.com/llvm/llvm-project/commit/c8450ea226edc65c1b532ee01230d3e9a7bfbacb.diff

LOG: AMDGPU: Remove the unnecessary needAlias argument in DS_Real_gfx12 (#146439)

Added: 
    

Modified: 
    llvm/lib/Target/AMDGPU/DSInstructions.td

Removed: 
    


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diff  --git a/llvm/lib/Target/AMDGPU/DSInstructions.td b/llvm/lib/Target/AMDGPU/DSInstructions.td
index f824253ce0f35..44b03226738eb 100644
--- a/llvm/lib/Target/AMDGPU/DSInstructions.td
+++ b/llvm/lib/Target/AMDGPU/DSInstructions.td
@@ -1326,14 +1326,14 @@ class Base_DS_Real_gfx6_gfx7_gfx10_gfx11_gfx12<bits<8> op, DS_Pseudo ps, int ef,
 // GFX12.
 //===----------------------------------------------------------------------===//
 
-multiclass DS_Real_gfx12<bits<8> op, string name = !tolower(NAME), bit needAlias = true> {
+multiclass DS_Real_gfx12<bits<8> op, string name = !tolower(NAME)> {
   defvar ps = !cast<DS_Pseudo>(NAME);
   let AssemblerPredicate = isGFX12Plus in {
     let DecoderNamespace = "GFX12" in
       def _gfx12 :
         Base_DS_Real_gfx6_gfx7_gfx10_gfx11_gfx12<op, ps, SIEncodingFamily.GFX12,
                                                name, /*hasGDS=*/false>;
-    if !and(needAlias, !ne(ps.Mnemonic, name)) then
+    if !ne(ps.Mnemonic, name) then
       def : AMDGPUMnemonicAlias<ps.Mnemonic, name>;
   } // End AssemblerPredicate
 }
@@ -1362,7 +1362,7 @@ defm DS_LOAD_TR16_B128    : DS_Real_gfx12<0x0fc>;
 defm DS_LOAD_TR8_B64      : DS_Real_gfx12<0x0fd>;
 
 defm DS_BVH_STACK_RTN_B32             : DS_Real_gfx12<0x0e0,
-  "ds_bvh_stack_push4_pop1_rtn_b32", true>;
+  "ds_bvh_stack_push4_pop1_rtn_b32">;
 defm DS_BVH_STACK_PUSH8_POP1_RTN_B32  : DS_Real_gfx12<0x0e1>;
 defm DS_BVH_STACK_PUSH8_POP2_RTN_B64  : DS_Real_gfx12<0x0e2>;