[llvm] [AMDGPU][True16][MC] V_MED3_I/U16_fake16 CodeGen pattern (PR #120600)

via llvm-commits llvm-commits at lists.llvm.org
Thu Dec 19 09:12:33 PST 2024


llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-amdgpu

Author: Brox Chen (broxigarchen)

<details>
<summary>Changes</summary>

In this patch https://github.com/llvm/llvm-project/pull/113603 replace `V_MED3_I/U16` to `V_MED3_I/U16_fake16` for Post-GFX11, but it miss to update the CodeGen pattern. This patch update and corrert the CodeGen pattern

---
Full diff: https://github.com/llvm/llvm-project/pull/120600.diff


3 Files Affected:

- (modified) llvm/lib/Target/AMDGPU/SIInstructions.td (+14-6) 
- (modified) llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-pattern-smed3.s16.mir (+16-8) 
- (modified) llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-pattern-umed3.s16.mir (+16-8) 


``````````diff
diff --git a/llvm/lib/Target/AMDGPU/SIInstructions.td b/llvm/lib/Target/AMDGPU/SIInstructions.td
index 532df39e82a75a..41c0a565001a9a 100644
--- a/llvm/lib/Target/AMDGPU/SIInstructions.td
+++ b/llvm/lib/Target/AMDGPU/SIInstructions.td
@@ -3645,13 +3645,15 @@ multiclass FPMed3Pat<ValueType vt,
 
 multiclass Int16Med3Pat<Instruction med3Inst,
                         SDPatternOperator min,
-                        SDPatternOperator max> {
+                        SDPatternOperator max,
+                        RegisterOperand outputSrcType> {
   // This matches 16 permutations of
   // max(min(x, y), min(max(x, y), z))
   def : GCNPat <
   (max (min i16:$src0, i16:$src1),
        (min (max i16:$src0, i16:$src1), i16:$src2)),
-  (med3Inst SRCMODS.NONE, VSrc_b16:$src0, SRCMODS.NONE, VSrc_b16:$src1, SRCMODS.NONE, VSrc_b16:$src2, DSTCLAMP.NONE)
+  (med3Inst SRCMODS.NONE, outputSrcType:$src0, SRCMODS.NONE, outputSrcType:$src1,
+            SRCMODS.NONE, outputSrcType:$src2, DSTCLAMP.NONE)
 >;
 
   // This matches 16 permutations of
@@ -3719,10 +3721,16 @@ def : FPMinCanonMaxPat<V_MINMAX_F16_fake16_e64, f16, fmaxnum_like, fminnum_like_
 def : FPMinCanonMaxPat<V_MAXMIN_F16_fake16_e64, f16, fminnum_like, fmaxnum_like_oneuse>;
 }
 
-let OtherPredicates = [isGFX9Plus] in {
-defm : Int16Med3Pat<V_MED3_I16_e64, smin, smax>;
-defm : Int16Med3Pat<V_MED3_U16_e64, umin, umax>;
-} // End Predicates = [isGFX9Plus]
+let SubtargetPredicate = isGFX9Plus in {
+let True16Predicate = NotHasTrue16BitInsts in {
+  defm : Int16Med3Pat<V_MED3_I16_e64, smin, smax, VSrc_b16>;
+  defm : Int16Med3Pat<V_MED3_U16_e64, umin, umax, VSrc_b16>;
+}
+let True16Predicate = UseFakeTrue16Insts in {
+  defm : Int16Med3Pat<V_MED3_I16_fake16_e64, smin, smax, VSrc_b16>;
+  defm : Int16Med3Pat<V_MED3_U16_fake16_e64, umin, umax, VSrc_b16>;
+}
+} // End SubtargetPredicate = [isGFX9Plus]
 
 let OtherPredicates = [isGFX12Plus] in {
 def : FPMinMaxPat<V_MINIMUMMAXIMUM_F32_e64, f32, DivergentBinFrag<fmaximum>, fminimum_oneuse>;
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-pattern-smed3.s16.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-pattern-smed3.s16.mir
index 9dc53bd1dc0bdd..22dd12eac0923e 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-pattern-smed3.s16.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-pattern-smed3.s16.mir
@@ -24,6 +24,7 @@ body: |
     ; GFX8-NEXT: [[V_MAX_I16_e64_1:%[0-9]+]]:vgpr_32 = V_MAX_I16_e64 [[V_MIN_I16_e64_]], [[COPY2]], implicit $exec
     ; GFX8-NEXT: [[V_MIN_I16_e64_1:%[0-9]+]]:vgpr_32 = V_MIN_I16_e64 [[V_MAX_I16_e64_]], [[V_MAX_I16_e64_1]], implicit $exec
     ; GFX8-NEXT: S_ENDPGM 0, implicit [[V_MIN_I16_e64_1]]
+    ;
     ; GFX9-LABEL: name: smed3_s16_vvv
     ; GFX9: liveins: $vgpr0, $vgpr1, $vgpr2
     ; GFX9-NEXT: {{  $}}
@@ -32,14 +33,15 @@ body: |
     ; GFX9-NEXT: [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
     ; GFX9-NEXT: [[V_MED3_I16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_I16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
     ; GFX9-NEXT: S_ENDPGM 0, implicit [[V_MED3_I16_e64_]]
+    ;
     ; GFX11-LABEL: name: smed3_s16_vvv
     ; GFX11: liveins: $vgpr0, $vgpr1, $vgpr2
     ; GFX11-NEXT: {{  $}}
     ; GFX11-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
     ; GFX11-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
     ; GFX11-NEXT: [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
-    ; GFX11-NEXT: [[V_MED3_I16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_I16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
-    ; GFX11-NEXT: S_ENDPGM 0, implicit [[V_MED3_I16_e64_]]
+    ; GFX11-NEXT: [[V_MED3_I16_fake16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_I16_fake16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
+    ; GFX11-NEXT: S_ENDPGM 0, implicit [[V_MED3_I16_fake16_e64_]]
     %0:vgpr(s32) = COPY $vgpr0
     %1:vgpr(s32) = COPY $vgpr1
     %2:vgpr(s32) = COPY $vgpr2
@@ -75,6 +77,7 @@ body: |
     ; GFX8-NEXT: [[V_MAX_I16_e64_1:%[0-9]+]]:vgpr_32 = V_MAX_I16_e64 [[V_MIN_I16_e64_]], [[COPY2]], implicit $exec
     ; GFX8-NEXT: [[V_MIN_I16_e64_1:%[0-9]+]]:vgpr_32 = V_MIN_I16_e64 [[V_MAX_I16_e64_]], [[V_MAX_I16_e64_1]], implicit $exec
     ; GFX8-NEXT: S_ENDPGM 0, implicit [[V_MIN_I16_e64_1]], implicit [[V_MAX_I16_e64_]]
+    ;
     ; GFX9-LABEL: name: smed3_s16_vvv_multiuse0
     ; GFX9: liveins: $vgpr0, $vgpr1, $vgpr2
     ; GFX9-NEXT: {{  $}}
@@ -84,6 +87,7 @@ body: |
     ; GFX9-NEXT: [[V_MAX_I16_e64_:%[0-9]+]]:vgpr_32 = V_MAX_I16_e64 [[COPY]], [[COPY1]], implicit $exec
     ; GFX9-NEXT: [[V_MED3_I16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_I16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
     ; GFX9-NEXT: S_ENDPGM 0, implicit [[V_MED3_I16_e64_]], implicit [[V_MAX_I16_e64_]]
+    ;
     ; GFX11-LABEL: name: smed3_s16_vvv_multiuse0
     ; GFX11: liveins: $vgpr0, $vgpr1, $vgpr2
     ; GFX11-NEXT: {{  $}}
@@ -91,8 +95,8 @@ body: |
     ; GFX11-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
     ; GFX11-NEXT: [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
     ; GFX11-NEXT: [[V_MAX_I16_fake16_e64_:%[0-9]+]]:vgpr_32 = V_MAX_I16_fake16_e64 [[COPY]], [[COPY1]], implicit $exec
-    ; GFX11-NEXT: [[V_MED3_I16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_I16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
-    ; GFX11-NEXT: S_ENDPGM 0, implicit [[V_MED3_I16_e64_]], implicit [[V_MAX_I16_fake16_e64_]]
+    ; GFX11-NEXT: [[V_MED3_I16_fake16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_I16_fake16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
+    ; GFX11-NEXT: S_ENDPGM 0, implicit [[V_MED3_I16_fake16_e64_]], implicit [[V_MAX_I16_fake16_e64_]]
     %0:vgpr(s32) = COPY $vgpr0
     %1:vgpr(s32) = COPY $vgpr1
     %2:vgpr(s32) = COPY $vgpr2
@@ -128,6 +132,7 @@ body: |
     ; GFX8-NEXT: [[V_MAX_I16_e64_1:%[0-9]+]]:vgpr_32 = V_MAX_I16_e64 [[V_MIN_I16_e64_]], [[COPY2]], implicit $exec
     ; GFX8-NEXT: [[V_MIN_I16_e64_1:%[0-9]+]]:vgpr_32 = V_MIN_I16_e64 [[V_MAX_I16_e64_]], [[V_MAX_I16_e64_1]], implicit $exec
     ; GFX8-NEXT: S_ENDPGM 0, implicit [[V_MIN_I16_e64_1]], implicit [[V_MIN_I16_e64_]]
+    ;
     ; GFX9-LABEL: name: smed3_s16_vvv_multiuse1
     ; GFX9: liveins: $vgpr0, $vgpr1, $vgpr2
     ; GFX9-NEXT: {{  $}}
@@ -137,6 +142,7 @@ body: |
     ; GFX9-NEXT: [[V_MIN_I16_e64_:%[0-9]+]]:vgpr_32 = V_MIN_I16_e64 [[COPY]], [[COPY1]], implicit $exec
     ; GFX9-NEXT: [[V_MED3_I16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_I16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
     ; GFX9-NEXT: S_ENDPGM 0, implicit [[V_MED3_I16_e64_]], implicit [[V_MIN_I16_e64_]]
+    ;
     ; GFX11-LABEL: name: smed3_s16_vvv_multiuse1
     ; GFX11: liveins: $vgpr0, $vgpr1, $vgpr2
     ; GFX11-NEXT: {{  $}}
@@ -144,8 +150,8 @@ body: |
     ; GFX11-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
     ; GFX11-NEXT: [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
     ; GFX11-NEXT: [[V_MIN_I16_fake16_e64_:%[0-9]+]]:vgpr_32 = V_MIN_I16_fake16_e64 [[COPY]], [[COPY1]], implicit $exec
-    ; GFX11-NEXT: [[V_MED3_I16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_I16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
-    ; GFX11-NEXT: S_ENDPGM 0, implicit [[V_MED3_I16_e64_]], implicit [[V_MIN_I16_fake16_e64_]]
+    ; GFX11-NEXT: [[V_MED3_I16_fake16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_I16_fake16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
+    ; GFX11-NEXT: S_ENDPGM 0, implicit [[V_MED3_I16_fake16_e64_]], implicit [[V_MIN_I16_fake16_e64_]]
     %0:vgpr(s32) = COPY $vgpr0
     %1:vgpr(s32) = COPY $vgpr1
     %2:vgpr(s32) = COPY $vgpr2
@@ -181,6 +187,7 @@ body: |
     ; GFX8-NEXT: [[V_MAX_I16_e64_1:%[0-9]+]]:vgpr_32 = V_MAX_I16_e64 [[V_MIN_I16_e64_]], [[COPY2]], implicit $exec
     ; GFX8-NEXT: [[V_MIN_I16_e64_1:%[0-9]+]]:vgpr_32 = V_MIN_I16_e64 [[V_MAX_I16_e64_]], [[V_MAX_I16_e64_1]], implicit $exec
     ; GFX8-NEXT: S_ENDPGM 0, implicit [[V_MIN_I16_e64_1]], implicit [[V_MAX_I16_e64_1]]
+    ;
     ; GFX9-LABEL: name: smed3_s16_vvv_multiuse2
     ; GFX9: liveins: $vgpr0, $vgpr1, $vgpr2
     ; GFX9-NEXT: {{  $}}
@@ -191,6 +198,7 @@ body: |
     ; GFX9-NEXT: [[V_MAX_I16_e64_:%[0-9]+]]:vgpr_32 = V_MAX_I16_e64 [[V_MIN_I16_e64_]], [[COPY2]], implicit $exec
     ; GFX9-NEXT: [[V_MED3_I16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_I16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
     ; GFX9-NEXT: S_ENDPGM 0, implicit [[V_MED3_I16_e64_]], implicit [[V_MAX_I16_e64_]]
+    ;
     ; GFX11-LABEL: name: smed3_s16_vvv_multiuse2
     ; GFX11: liveins: $vgpr0, $vgpr1, $vgpr2
     ; GFX11-NEXT: {{  $}}
@@ -199,8 +207,8 @@ body: |
     ; GFX11-NEXT: [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
     ; GFX11-NEXT: [[V_MIN_I16_fake16_e64_:%[0-9]+]]:vgpr_32 = V_MIN_I16_fake16_e64 [[COPY]], [[COPY1]], implicit $exec
     ; GFX11-NEXT: [[V_MAX_I16_fake16_e64_:%[0-9]+]]:vgpr_32 = V_MAX_I16_fake16_e64 [[V_MIN_I16_fake16_e64_]], [[COPY2]], implicit $exec
-    ; GFX11-NEXT: [[V_MED3_I16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_I16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
-    ; GFX11-NEXT: S_ENDPGM 0, implicit [[V_MED3_I16_e64_]], implicit [[V_MAX_I16_fake16_e64_]]
+    ; GFX11-NEXT: [[V_MED3_I16_fake16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_I16_fake16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
+    ; GFX11-NEXT: S_ENDPGM 0, implicit [[V_MED3_I16_fake16_e64_]], implicit [[V_MAX_I16_fake16_e64_]]
     %0:vgpr(s32) = COPY $vgpr0
     %1:vgpr(s32) = COPY $vgpr1
     %2:vgpr(s32) = COPY $vgpr2
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-pattern-umed3.s16.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-pattern-umed3.s16.mir
index 6928c963a5fcf9..6e1489e3227d96 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-pattern-umed3.s16.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-pattern-umed3.s16.mir
@@ -24,6 +24,7 @@ body: |
     ; GFX8-NEXT: [[V_MAX_U16_e64_1:%[0-9]+]]:vgpr_32 = V_MAX_U16_e64 [[V_MIN_U16_e64_]], [[COPY2]], implicit $exec
     ; GFX8-NEXT: [[V_MIN_U16_e64_1:%[0-9]+]]:vgpr_32 = V_MIN_U16_e64 [[V_MAX_U16_e64_]], [[V_MAX_U16_e64_1]], implicit $exec
     ; GFX8-NEXT: S_ENDPGM 0, implicit [[V_MIN_U16_e64_1]]
+    ;
     ; GFX9-LABEL: name: umed3_s16_vvv
     ; GFX9: liveins: $vgpr0, $vgpr1, $vgpr2
     ; GFX9-NEXT: {{  $}}
@@ -32,14 +33,15 @@ body: |
     ; GFX9-NEXT: [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
     ; GFX9-NEXT: [[V_MED3_U16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_U16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
     ; GFX9-NEXT: S_ENDPGM 0, implicit [[V_MED3_U16_e64_]]
+    ;
     ; GFX11-LABEL: name: umed3_s16_vvv
     ; GFX11: liveins: $vgpr0, $vgpr1, $vgpr2
     ; GFX11-NEXT: {{  $}}
     ; GFX11-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
     ; GFX11-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
     ; GFX11-NEXT: [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
-    ; GFX11-NEXT: [[V_MED3_U16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_U16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
-    ; GFX11-NEXT: S_ENDPGM 0, implicit [[V_MED3_U16_e64_]]
+    ; GFX11-NEXT: [[V_MED3_U16_fake16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_U16_fake16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
+    ; GFX11-NEXT: S_ENDPGM 0, implicit [[V_MED3_U16_fake16_e64_]]
     %0:vgpr(s32) = COPY $vgpr0
     %1:vgpr(s32) = COPY $vgpr1
     %2:vgpr(s32) = COPY $vgpr2
@@ -75,6 +77,7 @@ body: |
     ; GFX8-NEXT: [[V_MAX_U16_e64_1:%[0-9]+]]:vgpr_32 = V_MAX_U16_e64 [[V_MIN_U16_e64_]], [[COPY2]], implicit $exec
     ; GFX8-NEXT: [[V_MIN_U16_e64_1:%[0-9]+]]:vgpr_32 = V_MIN_U16_e64 [[V_MAX_U16_e64_]], [[V_MAX_U16_e64_1]], implicit $exec
     ; GFX8-NEXT: S_ENDPGM 0, implicit [[V_MIN_U16_e64_1]], implicit [[V_MAX_U16_e64_]]
+    ;
     ; GFX9-LABEL: name: umed3_s16_vvv_multiuse0
     ; GFX9: liveins: $vgpr0, $vgpr1, $vgpr2
     ; GFX9-NEXT: {{  $}}
@@ -84,6 +87,7 @@ body: |
     ; GFX9-NEXT: [[V_MAX_U16_e64_:%[0-9]+]]:vgpr_32 = V_MAX_U16_e64 [[COPY]], [[COPY1]], implicit $exec
     ; GFX9-NEXT: [[V_MED3_U16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_U16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
     ; GFX9-NEXT: S_ENDPGM 0, implicit [[V_MED3_U16_e64_]], implicit [[V_MAX_U16_e64_]]
+    ;
     ; GFX11-LABEL: name: umed3_s16_vvv_multiuse0
     ; GFX11: liveins: $vgpr0, $vgpr1, $vgpr2
     ; GFX11-NEXT: {{  $}}
@@ -91,8 +95,8 @@ body: |
     ; GFX11-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
     ; GFX11-NEXT: [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
     ; GFX11-NEXT: [[V_MAX_U16_fake16_e64_:%[0-9]+]]:vgpr_32 = V_MAX_U16_fake16_e64 [[COPY]], [[COPY1]], implicit $exec
-    ; GFX11-NEXT: [[V_MED3_U16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_U16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
-    ; GFX11-NEXT: S_ENDPGM 0, implicit [[V_MED3_U16_e64_]], implicit [[V_MAX_U16_fake16_e64_]]
+    ; GFX11-NEXT: [[V_MED3_U16_fake16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_U16_fake16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
+    ; GFX11-NEXT: S_ENDPGM 0, implicit [[V_MED3_U16_fake16_e64_]], implicit [[V_MAX_U16_fake16_e64_]]
     %0:vgpr(s32) = COPY $vgpr0
     %1:vgpr(s32) = COPY $vgpr1
     %2:vgpr(s32) = COPY $vgpr2
@@ -128,6 +132,7 @@ body: |
     ; GFX8-NEXT: [[V_MAX_U16_e64_1:%[0-9]+]]:vgpr_32 = V_MAX_U16_e64 [[V_MIN_U16_e64_]], [[COPY2]], implicit $exec
     ; GFX8-NEXT: [[V_MIN_U16_e64_1:%[0-9]+]]:vgpr_32 = V_MIN_U16_e64 [[V_MAX_U16_e64_]], [[V_MAX_U16_e64_1]], implicit $exec
     ; GFX8-NEXT: S_ENDPGM 0, implicit [[V_MIN_U16_e64_1]], implicit [[V_MIN_U16_e64_]]
+    ;
     ; GFX9-LABEL: name: umed3_s16_vvv_multiuse1
     ; GFX9: liveins: $vgpr0, $vgpr1, $vgpr2
     ; GFX9-NEXT: {{  $}}
@@ -137,6 +142,7 @@ body: |
     ; GFX9-NEXT: [[V_MIN_U16_e64_:%[0-9]+]]:vgpr_32 = V_MIN_U16_e64 [[COPY]], [[COPY1]], implicit $exec
     ; GFX9-NEXT: [[V_MED3_U16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_U16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
     ; GFX9-NEXT: S_ENDPGM 0, implicit [[V_MED3_U16_e64_]], implicit [[V_MIN_U16_e64_]]
+    ;
     ; GFX11-LABEL: name: umed3_s16_vvv_multiuse1
     ; GFX11: liveins: $vgpr0, $vgpr1, $vgpr2
     ; GFX11-NEXT: {{  $}}
@@ -144,8 +150,8 @@ body: |
     ; GFX11-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
     ; GFX11-NEXT: [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
     ; GFX11-NEXT: [[V_MIN_U16_fake16_e64_:%[0-9]+]]:vgpr_32 = V_MIN_U16_fake16_e64 [[COPY]], [[COPY1]], implicit $exec
-    ; GFX11-NEXT: [[V_MED3_U16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_U16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
-    ; GFX11-NEXT: S_ENDPGM 0, implicit [[V_MED3_U16_e64_]], implicit [[V_MIN_U16_fake16_e64_]]
+    ; GFX11-NEXT: [[V_MED3_U16_fake16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_U16_fake16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
+    ; GFX11-NEXT: S_ENDPGM 0, implicit [[V_MED3_U16_fake16_e64_]], implicit [[V_MIN_U16_fake16_e64_]]
     %0:vgpr(s32) = COPY $vgpr0
     %1:vgpr(s32) = COPY $vgpr1
     %2:vgpr(s32) = COPY $vgpr2
@@ -181,6 +187,7 @@ body: |
     ; GFX8-NEXT: [[V_MAX_U16_e64_1:%[0-9]+]]:vgpr_32 = V_MAX_U16_e64 [[V_MIN_U16_e64_]], [[COPY2]], implicit $exec
     ; GFX8-NEXT: [[V_MIN_U16_e64_1:%[0-9]+]]:vgpr_32 = V_MIN_U16_e64 [[V_MAX_U16_e64_]], [[V_MAX_U16_e64_1]], implicit $exec
     ; GFX8-NEXT: S_ENDPGM 0, implicit [[V_MIN_U16_e64_1]], implicit [[V_MAX_U16_e64_1]]
+    ;
     ; GFX9-LABEL: name: umed3_s16_vvv_multiuse2
     ; GFX9: liveins: $vgpr0, $vgpr1, $vgpr2
     ; GFX9-NEXT: {{  $}}
@@ -191,6 +198,7 @@ body: |
     ; GFX9-NEXT: [[V_MAX_U16_e64_:%[0-9]+]]:vgpr_32 = V_MAX_U16_e64 [[V_MIN_U16_e64_]], [[COPY2]], implicit $exec
     ; GFX9-NEXT: [[V_MED3_U16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_U16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
     ; GFX9-NEXT: S_ENDPGM 0, implicit [[V_MED3_U16_e64_]], implicit [[V_MAX_U16_e64_]]
+    ;
     ; GFX11-LABEL: name: umed3_s16_vvv_multiuse2
     ; GFX11: liveins: $vgpr0, $vgpr1, $vgpr2
     ; GFX11-NEXT: {{  $}}
@@ -199,8 +207,8 @@ body: |
     ; GFX11-NEXT: [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
     ; GFX11-NEXT: [[V_MIN_U16_fake16_e64_:%[0-9]+]]:vgpr_32 = V_MIN_U16_fake16_e64 [[COPY]], [[COPY1]], implicit $exec
     ; GFX11-NEXT: [[V_MAX_U16_fake16_e64_:%[0-9]+]]:vgpr_32 = V_MAX_U16_fake16_e64 [[V_MIN_U16_fake16_e64_]], [[COPY2]], implicit $exec
-    ; GFX11-NEXT: [[V_MED3_U16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_U16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
-    ; GFX11-NEXT: S_ENDPGM 0, implicit [[V_MED3_U16_e64_]], implicit [[V_MAX_U16_fake16_e64_]]
+    ; GFX11-NEXT: [[V_MED3_U16_fake16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_U16_fake16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $exec
+    ; GFX11-NEXT: S_ENDPGM 0, implicit [[V_MED3_U16_fake16_e64_]], implicit [[V_MAX_U16_fake16_e64_]]
     %0:vgpr(s32) = COPY $vgpr0
     %1:vgpr(s32) = COPY $vgpr1
     %2:vgpr(s32) = COPY $vgpr2

``````````

</details>


https://github.com/llvm/llvm-project/pull/120600


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