[llvm-branch-commits] [llvm] AMDGPU: Start selecting flat/global atomicrmw fmin/fmax. (PR #95592)

[Krzysztof Drewniak via llvm-branch-commits]

================
@@ -1582,33 +1603,33 @@ let OtherPredicates = [isGFX12Plus] in {
   }
 }
 
-let OtherPredicates = [isGFX10Plus] in {
+let SubtargetPredicate = HasAtomicFMinFMaxF32GlobalInsts, OtherPredicates = 
[HasFlatGlobalInsts] in {
 defm : GlobalFLATAtomicPats <"GLOBAL_ATOMIC_FMIN", "atomic_load_fmin_global", 
f32>;
 defm : GlobalFLATAtomicPats <"GLOBAL_ATOMIC_FMAX", "atomic_load_fmax_global", 
f32>;
-defm : FlatSignedAtomicPat <"FLAT_ATOMIC_FMIN", "atomic_load_fmin_flat", f32>;
-defm : FlatSignedAtomicPat <"FLAT_ATOMIC_FMAX", "atomic_load_fmax_flat", f32>;
-}
-
-let OtherPredicates = [isGFX10GFX11] in {
 defm : GlobalFLATAtomicIntrPats <"GLOBAL_ATOMIC_FMIN", 
"int_amdgcn_global_atomic_fmin", f32>;
 defm : GlobalFLATAtomicIntrPats <"GLOBAL_ATOMIC_FMAX", 
"int_amdgcn_global_atomic_fmax", f32>;
+}
 
+let SubtargetPredicate = HasAtomicFMinFMaxF32FlatInsts in {
+defm : FlatSignedAtomicPat <"FLAT_ATOMIC_FMIN", "atomic_load_fmin_flat", f32>;
+defm : FlatSignedAtomicPat <"FLAT_ATOMIC_FMAX", "atomic_load_fmax_flat", f32>;
 defm : FlatSignedAtomicIntrPat <"FLAT_ATOMIC_FMIN", 
"int_amdgcn_flat_atomic_fmin", f32>;
 defm : FlatSignedAtomicIntrPat <"FLAT_ATOMIC_FMAX", 
"int_amdgcn_flat_atomic_fmax", f32>;
 }
 
-let OtherPredicates = [isGFX10Only] in {
-defm : GlobalFLATAtomicPats <"GLOBAL_ATOMIC_MIN_F64", 
"atomic_load_fmin_global", f64>;
-defm : GlobalFLATAtomicPats <"GLOBAL_ATOMIC_MAX_F64", 
"atomic_load_fmax_global", f64>;
-defm : GlobalFLATAtomicIntrPats <"GLOBAL_ATOMIC_MIN_F64", 
"int_amdgcn_global_atomic_fmin", f64>;
-defm : GlobalFLATAtomicIntrPats <"GLOBAL_ATOMIC_MAX_F64", 
"int_amdgcn_global_atomic_fmax", f64>;
-defm : FlatSignedAtomicPat <"FLAT_ATOMIC_MIN_F64", "atomic_load_fmin_flat", 
f64>;
-defm : FlatSignedAtomicPat <"FLAT_ATOMIC_MAX_F64", "atomic_load_fmax_flat", 
f64>;
-defm : FlatSignedAtomicIntrPat <"FLAT_ATOMIC_MIN_F64", 
"int_amdgcn_flat_atomic_fmin", f64>;
-defm : FlatSignedAtomicIntrPat <"FLAT_ATOMIC_MAX_F64", 
"int_amdgcn_flat_atomic_fmax", f64>;
-}
+// let OtherPredicates = [isGFX10Only] in { // fixme
----------------
krzysz00 wrote:

Why commented out?

https://github.com/llvm/llvm-project/pull/95592
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