fixup! AMDGPU: Fix assert when multi operands to update after folding imm

Author: macurtis-amd

llvm/test/CodeGen/AMDGPU/bug-multi-operands-to-update-after-fold.mir

@@ -1,55 +1,20 @@
 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 5
 # RUN: llc -mtriple=amdgcn-amd-hsa -mcpu=gfx1031 -run-pass=si-fold-operands -o - %s | FileCheck %s
 --- |
-  @global = external addrspace(3) global i32
-
   define void @snork() {
-  bb:
-    br label %bb3
-
-  bb3:
-    br label %bb5
-
-  bb5:
     ret void
   }
 ...
 ---
-name:            snork
-body:             |
-  ; CHECK-LABEL: name: snork
-  ; CHECK: bb.0.bb:
-  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
-  ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 0
-  ; CHECK-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[S_MOV_B32_]], %subreg.sub0, [[S_MOV_B32_]], %subreg.sub1, [[S_MOV_B32_]], %subreg.sub2, [[S_MOV_B32_]], %subreg.sub3
-  ; CHECK-NEXT:   [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 target-flags(amdgpu-abs32-lo) @global, implicit $exec
-  ; CHECK-NEXT:   [[COPY:%[0-9]+]]:vreg_128 = COPY [[REG_SEQUENCE]]
-  ; CHECK-NEXT:   DS_WRITE_B128_gfx9 killed [[V_MOV_B32_e32_]], [[COPY]], 32, 0, implicit $exec :: (store (s128) into `ptr addrspace(3) getelementptr inbounds nuw (i8, ptr addrspace(3) @global, i32 32)`, addrspace 3)
-  ; CHECK-NEXT:   S_CMP_LG_U32 0, 0, implicit-def $scc
-  ; CHECK-NEXT:   S_CBRANCH_SCC1 %bb.2, implicit $scc
-  ; CHECK-NEXT:   S_BRANCH %bb.1
-  ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: bb.1.bb3:
-  ; CHECK-NEXT:   successors: %bb.2(0x80000000)
-  ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: bb.2.bb5:
-  ; CHECK-NEXT:   SI_RETURN
-  bb.0.bb:
-    successors: %bb.1, %bb.2
-
-    %9:sreg_32 = S_MOV_B32 0
-    %10:sgpr_128 = REG_SEQUENCE %9, %subreg.sub0, %9, %subreg.sub1, %9, %subreg.sub2, %9, %subreg.sub3
-    %11:vgpr_32 = V_MOV_B32_e32 target-flags(amdgpu-abs32-lo) @global, implicit $exec
-    %12:vreg_128 = COPY %10
-    DS_WRITE_B128_gfx9 killed %11, %12, 32, 0, implicit $exec :: (store (s128) into `ptr addrspace(3) getelementptr inbounds nuw (i8, ptr addrspace(3) @global, i32 32)`, addrspace 3)
-    %15:sreg_32 = S_OR_B32 %10.sub0, %10.sub3, implicit-def dead $scc
-    S_CMP_LG_U32 killed %15, 0, implicit-def $scc
-    S_CBRANCH_SCC1 %bb.2, implicit $scc
-    S_BRANCH %bb.1
-
-  bb.1.bb3:
-
-  bb.2.bb5:
+name: snork
+body:  |
+  bb.0:
+    ; CHECK-LABEL: name: snork
+    ; CHECK: [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 0
+    ; CHECK-NEXT: [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE undef [[S_MOV_B32_]], %subreg.sub0, undef [[S_MOV_B32_]], %subreg.sub1, undef [[S_MOV_B32_]], %subreg.sub2, undef [[S_MOV_B32_]], %subreg.sub3
+    ; CHECK-NEXT: SI_RETURN
+    %0:sreg_32 = S_MOV_B32 0
+    %1:sgpr_128 = REG_SEQUENCE undef %0, %subreg.sub0, undef %0, %subreg.sub1, undef %0, %subreg.sub2, undef %0, %subreg.sub3
+    %2:sreg_32 = S_OR_B32 undef %1.sub0, undef %1.sub3, implicit-def dead $scc
     SI_RETURN
 ...