[llvm] [MIRPrinter] Don't print line break when there is no instructions (PR #80147)

via llvm-commits llvm-commits at lists.llvm.org
Thu Feb 1 05:10:17 PST 2024


llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-backend-arm

@llvm/pr-subscribers-backend-amdgpu

Author: Quentin Dian (DianQK)

<details>
<summary>Changes</summary>

Per #<!-- -->80143, we can remove the extra line break when there is no instruction.

---

Patch is 78.48 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/80147.diff


50 Files Affected:

- (modified) llvm/lib/CodeGen/MIRPrinter.cpp (+1-1) 
- (modified) llvm/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator-switch.ll (+19-26) 
- (modified) llvm/test/CodeGen/AArch64/GlobalISel/arm64-pcsections.ll (-22) 
- (modified) llvm/test/CodeGen/AArch64/GlobalISel/legalize-phi.mir (-1) 
- (modified) llvm/test/CodeGen/AArch64/GlobalISel/select-redundant-zext.mir (-1) 
- (modified) llvm/test/CodeGen/AArch64/GlobalISel/select-unreachable-blocks.mir (-1) 
- (modified) llvm/test/CodeGen/AArch64/callbr-asm-outputs-indirect-isel.ll (-2) 
- (modified) llvm/test/CodeGen/AArch64/implicit-def-with-impdef-greedy-assert.mir (-1) 
- (modified) llvm/test/CodeGen/AArch64/regalloc-last-chance-recolor-with-split.mir (-1) 
- (modified) llvm/test/CodeGen/AArch64/tail-dup-redundant-phi.mir (-2) 
- (modified) llvm/test/CodeGen/AMDGPU/GlobalISel/inline-asm-mismatched-size.ll (-4) 
- (modified) llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-brcond.mir (-1) 
- (modified) llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-constant.mir (-2) 
- (modified) llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-scalar-float-sop2.mir (-1) 
- (modified) llvm/test/CodeGen/AMDGPU/GlobalISel/postlegalizer-combiner-unmerge-undef.mir (-1) 
- (modified) llvm/test/CodeGen/AMDGPU/collapse-endcf.mir (-11) 
- (modified) llvm/test/CodeGen/AMDGPU/dagcombine-fma-crash.ll (-1) 
- (modified) llvm/test/CodeGen/AMDGPU/insert-singleuse-vdst.mir (-20) 
- (modified) llvm/test/CodeGen/AMDGPU/lower-control-flow-live-intervals.mir (-2) 
- (modified) llvm/test/CodeGen/AMDGPU/machine-sink-ignorable-exec-use.mir (-1) 
- (modified) llvm/test/CodeGen/AMDGPU/opt-exec-masking-pre-ra-update-liveness.mir (-3) 
- (modified) llvm/test/CodeGen/AMDGPU/optimize-compare.mir (-58) 
- (modified) llvm/test/CodeGen/AMDGPU/optimize-exec-mask-pre-ra-def-after-use.mir (-1) 
- (modified) llvm/test/CodeGen/AMDGPU/optimize-exec-masking-pre-ra.mir (-2) 
- (modified) llvm/test/CodeGen/AMDGPU/ra-inserted-scalar-instructions.mir (-1) 
- (modified) llvm/test/CodeGen/AMDGPU/ran-out-of-sgprs-allocation-failure.mir (-1) 
- (modified) llvm/test/CodeGen/AMDGPU/si-lower-control-flow.mir (-1) 
- (modified) llvm/test/CodeGen/AMDGPU/sink-after-control-flow-postra.mir (-8) 
- (modified) llvm/test/CodeGen/AMDGPU/spill-agpr.mir (-4) 
- (modified) llvm/test/CodeGen/AMDGPU/tail-dup-bundle.mir (-1) 
- (modified) llvm/test/CodeGen/AMDGPU/wqm-terminators.mir (-1) 
- (modified) llvm/test/CodeGen/ARM/cmpxchg.mir (-2) 
- (modified) llvm/test/CodeGen/ARM/machine-outliner-noreturn.mir (-1) 
- (modified) llvm/test/CodeGen/MIR/X86/unreachable-block-print.mir (-1) 
- (modified) llvm/test/CodeGen/Mips/GlobalISel/instruction-select/phi.mir (-8) 
- (modified) llvm/test/CodeGen/Mips/GlobalISel/legalizer/jump_table_and_brjt.mir (-1) 
- (modified) llvm/test/CodeGen/PowerPC/branch_coalescing.mir (-1) 
- (modified) llvm/test/CodeGen/PowerPC/machine-cse-rm-pre.mir (-1) 
- (modified) llvm/test/CodeGen/PowerPC/nofpexcept.ll (-1) 
- (modified) llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-phi-rv32.mir (-8) 
- (modified) llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-phi-rv64.mir (-9) 
- (modified) llvm/test/CodeGen/RISCV/float-select-verify.ll (-2) 
- (modified) llvm/test/CodeGen/Thumb2/cmpxchg.mir (-2) 
- (modified) llvm/test/CodeGen/X86/GlobalISel/legalize-phi.mir (-6) 
- (modified) llvm/test/CodeGen/X86/GlobalISel/select-phi.mir (-6) 
- (modified) llvm/test/CodeGen/X86/branchfolding-landingpad-cfg.mir (-1) 
- (modified) llvm/test/CodeGen/X86/coalescer-remat-with-undef-implicit-def-operand.mir (-2) 
- (modified) llvm/test/CodeGen/X86/cse-two-preds.mir (-2) 
- (modified) llvm/test/CodeGen/X86/statepoint-invoke-ra-remove-back-copies.mir (-1) 
- (modified) llvm/test/CodeGen/X86/tail-dup-asm-goto.ll (-1) 


``````````diff
diff --git a/llvm/lib/CodeGen/MIRPrinter.cpp b/llvm/lib/CodeGen/MIRPrinter.cpp
index b1ad035739a0d..4ed44d1c06f48 100644
--- a/llvm/lib/CodeGen/MIRPrinter.cpp
+++ b/llvm/lib/CodeGen/MIRPrinter.cpp
@@ -728,7 +728,7 @@ void MIPrinter::print(const MachineBasicBlock &MBB) {
     HasLineAttributes = true;
   }
 
-  if (HasLineAttributes)
+  if (HasLineAttributes && !MBB.empty())
     OS << "\n";
   bool IsInBundle = false;
   for (const MachineInstr &MI : MBB.instrs()) {
diff --git a/llvm/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator-switch.ll b/llvm/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator-switch.ll
index 9371edd439fe4..476b3c709ffc5 100644
--- a/llvm/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator-switch.ll
+++ b/llvm/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator-switch.ll
@@ -136,9 +136,8 @@ define i32 @test_cfg_remap_multiple_preds(i32 %in) {
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.2.odd:
   ; CHECK-NEXT:   successors:
-  ; CHECK: {{  $}}
-  ; CHECK: {{  $}}
-  ; CHECK: bb.3.next:
+  ; CHECK-NEXT: {{  $}}
+  ; CHECK-NEXT: bb.3.next:
   ; CHECK-NEXT:   G_BR %bb.5
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.4.other:
@@ -1147,25 +1146,20 @@ define void @jt_2_tables_phi_edge_from_second() {
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.2.if.then:
   ; CHECK-NEXT:   successors:
-  ; CHECK: {{  $}}
-  ; CHECK: {{  $}}
-  ; CHECK: bb.3.sw.bb2.i41:
+  ; CHECK-NEXT: {{  $}}
+  ; CHECK-NEXT: bb.3.sw.bb2.i41:
+  ; CHECK-NEXT:   successors:
+  ; CHECK-NEXT: {{  $}}
+  ; CHECK-NEXT: bb.4.sw.bb7.i44:
   ; CHECK-NEXT:   successors:
-  ; CHECK: {{  $}}
-  ; CHECK: {{  $}}
-  ; CHECK: bb.4.sw.bb7.i44:
+  ; CHECK-NEXT: {{  $}}
+  ; CHECK-NEXT: bb.5.sw.bb8.i45:
   ; CHECK-NEXT:   successors:
-  ; CHECK: {{  $}}
-  ; CHECK: {{  $}}
-  ; CHECK: bb.5.sw.bb8.i45:
+  ; CHECK-NEXT: {{  $}}
+  ; CHECK-NEXT: bb.6.sw.bb13.i47:
   ; CHECK-NEXT:   successors:
-  ; CHECK: {{  $}}
-  ; CHECK: {{  $}}
-  ; CHECK: bb.6.sw.bb13.i47:
-  ; CHECK:   successors:
-  ; CHECK: {{  $}}
-  ; CHECK: {{  $}}
-  ; CHECK: bb.7.sw.bb14.i48:
+  ; CHECK-NEXT: {{  $}}
+  ; CHECK-NEXT: bb.7.sw.bb14.i48:
   ; CHECK-NEXT:   [[ICMP5:%[0-9]+]]:_(s1) = G_ICMP intpred(eq), [[DEF1]](s32), [[C5]]
   ; CHECK-NEXT:   G_BRCOND [[ICMP5]](s1), %bb.10
   ; CHECK-NEXT:   G_BR %bb.24
@@ -1207,9 +1201,8 @@ define void @jt_2_tables_phi_edge_from_second() {
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.8.sw.default.i49:
   ; CHECK-NEXT:   successors:
-  ; CHECK: {{  $}}
-  ; CHECK: {{  $}}
-  ; CHECK: bb.9.sw.bb1.i:
+  ; CHECK-NEXT: {{  $}}
+  ; CHECK-NEXT: bb.9.sw.bb1.i:
   ; CHECK-NEXT:   G_BR %bb.16
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.10.sw.bb4.i:
@@ -1237,8 +1230,8 @@ define void @jt_2_tables_phi_edge_from_second() {
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.17.while.body:
   ; CHECK-NEXT:   successors:
-  ; CHECK: {{  $}}
-  ; CHECK:   ADJCALLSTACKDOWN 0, 0, implicit-def $sp, implicit $sp
+  ; CHECK-NEXT: {{  $}}
+  ; CHECK-NEXT:   ADJCALLSTACKDOWN 0, 0, implicit-def $sp, implicit $sp
   ; CHECK-NEXT:   BL @jt_2_tables_phi_edge_from_second, csr_aarch64_aapcs, implicit-def $lr, implicit $sp
   ; CHECK-NEXT:   ADJCALLSTACKUP 0, 0, implicit-def $sp, implicit $sp
   ; CHECK-NEXT: {{  $}}
@@ -1463,8 +1456,8 @@ define i1 @i1_value_cmp_is_signed(i1) {
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.2.BadValue:
   ; CHECK-NEXT:   successors:
-  ; CHECK: {{  $}}
-  ; CHECK:   ADJCALLSTACKDOWN 0, 0, implicit-def $sp, implicit $sp
+  ; CHECK-NEXT: {{  $}}
+  ; CHECK-NEXT:   ADJCALLSTACKDOWN 0, 0, implicit-def $sp, implicit $sp
   ; CHECK-NEXT:   BL @bar, csr_aarch64_aapcs, implicit-def $lr, implicit $sp
   ; CHECK-NEXT:   ADJCALLSTACKUP 0, 0, implicit-def $sp, implicit $sp
   ; CHECK-NEXT: {{  $}}
diff --git a/llvm/test/CodeGen/AArch64/GlobalISel/arm64-pcsections.ll b/llvm/test/CodeGen/AArch64/GlobalISel/arm64-pcsections.ll
index 5a7bd6ee20f9b..c7f3bcf640e38 100644
--- a/llvm/test/CodeGen/AArch64/GlobalISel/arm64-pcsections.ll
+++ b/llvm/test/CodeGen/AArch64/GlobalISel/arm64-pcsections.ll
@@ -8,7 +8,6 @@ define i32 @val_compare_and_swap(ptr %p, i32 %cmp, i32 %new) {
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $w1, $w2, $x0
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.cmpxchg.start:
   ; CHECK-NEXT:   successors: %bb.2(0x7c000000), %bb.3(0x04000000)
   ; CHECK-NEXT:   liveins: $w1, $w2, $x0
@@ -88,7 +87,6 @@ define i32 @val_compare_and_swap_rel(ptr %p, i32 %cmp, i32 %new) {
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $w1, $w2, $x0
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.cmpxchg.start:
   ; CHECK-NEXT:   successors: %bb.2(0x7c000000), %bb.3(0x04000000)
   ; CHECK-NEXT:   liveins: $w1, $w2, $x0
@@ -127,7 +125,6 @@ define i64 @val_compare_and_swap_64(ptr %p, i64 %cmp, i64 %new) {
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $x0, $x1, $x2
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.cmpxchg.start:
   ; CHECK-NEXT:   successors: %bb.2(0x7c000000), %bb.3(0x04000000)
   ; CHECK-NEXT:   liveins: $x0, $x1, $x2
@@ -166,7 +163,6 @@ define i64 @val_compare_and_swap_64_monotonic_seqcst(ptr %p, i64 %cmp, i64 %new)
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $x0, $x1, $x2
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.cmpxchg.start:
   ; CHECK-NEXT:   successors: %bb.2(0x7c000000), %bb.3(0x04000000)
   ; CHECK-NEXT:   liveins: $x0, $x1, $x2
@@ -205,7 +201,6 @@ define i64 @val_compare_and_swap_64_release_acquire(ptr %p, i64 %cmp, i64 %new)
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $x0, $x1, $x2
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.cmpxchg.start:
   ; CHECK-NEXT:   successors: %bb.2(0x7c000000), %bb.3(0x04000000)
   ; CHECK-NEXT:   liveins: $x0, $x1, $x2
@@ -244,7 +239,6 @@ define i32 @fetch_and_nand(ptr %p) {
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $x0
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.atomicrmw.start:
   ; CHECK-NEXT:   successors: %bb.1(0x7c000000), %bb.2(0x04000000)
   ; CHECK-NEXT:   liveins: $x0
@@ -270,7 +264,6 @@ define i64 @fetch_and_nand_64(ptr %p) {
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $x0
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.atomicrmw.start:
   ; CHECK-NEXT:   successors: %bb.1(0x7c000000), %bb.2(0x04000000)
   ; CHECK-NEXT:   liveins: $x0
@@ -322,7 +315,6 @@ define i64 @fetch_and_or_64(ptr %p) {
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $x0
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.atomicrmw.start:
   ; CHECK-NEXT:   successors: %bb.1(0x7c000000), %bb.2(0x04000000)
   ; CHECK-NEXT:   liveins: $x0
@@ -730,7 +722,6 @@ define i8 @atomicrmw_add_i8(ptr %ptr, i8 %rhs) {
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.atomicrmw.start:
   ; CHECK-NEXT:   successors: %bb.1(0x7c000000), %bb.2(0x04000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
@@ -780,7 +771,6 @@ define i8 @atomicrmw_sub_i8(ptr %ptr, i8 %rhs) {
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.atomicrmw.start:
   ; CHECK-NEXT:   successors: %bb.1(0x7c000000), %bb.2(0x04000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
@@ -805,7 +795,6 @@ define i8 @atomicrmw_and_i8(ptr %ptr, i8 %rhs) {
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.atomicrmw.start:
   ; CHECK-NEXT:   successors: %bb.1(0x7c000000), %bb.2(0x04000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
@@ -830,7 +819,6 @@ define i8 @atomicrmw_or_i8(ptr %ptr, i8 %rhs) {
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.atomicrmw.start:
   ; CHECK-NEXT:   successors: %bb.1(0x7c000000), %bb.2(0x04000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
@@ -855,7 +843,6 @@ define i8 @atomicrmw_xor_i8(ptr %ptr, i8 %rhs) {
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.atomicrmw.start:
   ; CHECK-NEXT:   successors: %bb.1(0x7c000000), %bb.2(0x04000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
@@ -880,7 +867,6 @@ define i8 @atomicrmw_min_i8(ptr %ptr, i8 %rhs) {
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.atomicrmw.start:
   ; CHECK-NEXT:   successors: %bb.1(0x7c000000), %bb.2(0x04000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
@@ -907,7 +893,6 @@ define i8 @atomicrmw_max_i8(ptr %ptr, i8 %rhs) {
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.atomicrmw.start:
   ; CHECK-NEXT:   successors: %bb.1(0x7c000000), %bb.2(0x04000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
@@ -990,7 +975,6 @@ define i16 @atomicrmw_add_i16(ptr %ptr, i16 %rhs) {
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.atomicrmw.start:
   ; CHECK-NEXT:   successors: %bb.1(0x7c000000), %bb.2(0x04000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
@@ -1040,7 +1024,6 @@ define i16 @atomicrmw_sub_i16(ptr %ptr, i16 %rhs) {
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.atomicrmw.start:
   ; CHECK-NEXT:   successors: %bb.1(0x7c000000), %bb.2(0x04000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
@@ -1065,7 +1048,6 @@ define i16 @atomicrmw_and_i16(ptr %ptr, i16 %rhs) {
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.atomicrmw.start:
   ; CHECK-NEXT:   successors: %bb.1(0x7c000000), %bb.2(0x04000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
@@ -1090,7 +1072,6 @@ define i16 @atomicrmw_or_i16(ptr %ptr, i16 %rhs) {
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.atomicrmw.start:
   ; CHECK-NEXT:   successors: %bb.1(0x7c000000), %bb.2(0x04000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
@@ -1115,7 +1096,6 @@ define i16 @atomicrmw_xor_i16(ptr %ptr, i16 %rhs) {
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.atomicrmw.start:
   ; CHECK-NEXT:   successors: %bb.1(0x7c000000), %bb.2(0x04000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
@@ -1140,7 +1120,6 @@ define i16 @atomicrmw_min_i16(ptr %ptr, i16 %rhs) {
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.atomicrmw.start:
   ; CHECK-NEXT:   successors: %bb.1(0x7c000000), %bb.2(0x04000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
@@ -1167,7 +1146,6 @@ define i16 @atomicrmw_max_i16(ptr %ptr, i16 %rhs) {
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1.atomicrmw.start:
   ; CHECK-NEXT:   successors: %bb.1(0x7c000000), %bb.2(0x04000000)
   ; CHECK-NEXT:   liveins: $w1, $x0
diff --git a/llvm/test/CodeGen/AArch64/GlobalISel/legalize-phi.mir b/llvm/test/CodeGen/AArch64/GlobalISel/legalize-phi.mir
index 4154ab7039c2f..d8fa456cf7e94 100644
--- a/llvm/test/CodeGen/AArch64/GlobalISel/legalize-phi.mir
+++ b/llvm/test/CodeGen/AArch64/GlobalISel/legalize-phi.mir
@@ -125,7 +125,6 @@ body:             |
   ; CHECK-NEXT: bb.1:
   ; CHECK-NEXT:   successors: %bb.2(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   [[PHI:%[0-9]+]]:_(p0) = G_PHI [[COPY]](p0), %bb.0, [[COPY1]](p0), %bb.1
   ; CHECK-NEXT:   $x0 = COPY [[PHI]](p0)
diff --git a/llvm/test/CodeGen/AArch64/GlobalISel/select-redundant-zext.mir b/llvm/test/CodeGen/AArch64/GlobalISel/select-redundant-zext.mir
index e167fc52dfa06..4e7affc12b092 100644
--- a/llvm/test/CodeGen/AArch64/GlobalISel/select-redundant-zext.mir
+++ b/llvm/test/CodeGen/AArch64/GlobalISel/select-redundant-zext.mir
@@ -158,7 +158,6 @@ body:             |
   ; CHECK-NEXT: bb.1:
   ; CHECK-NEXT:   successors: %bb.2(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   %phi:gpr32 = PHI %copy1, %bb.0, %copy2, %bb.1
   ; CHECK-NEXT:   [[ORRWrs:%[0-9]+]]:gpr32 = ORRWrs $wzr, %phi, 0
diff --git a/llvm/test/CodeGen/AArch64/GlobalISel/select-unreachable-blocks.mir b/llvm/test/CodeGen/AArch64/GlobalISel/select-unreachable-blocks.mir
index 2ef9f84a308dd..70f08d0685611 100644
--- a/llvm/test/CodeGen/AArch64/GlobalISel/select-unreachable-blocks.mir
+++ b/llvm/test/CodeGen/AArch64/GlobalISel/select-unreachable-blocks.mir
@@ -23,7 +23,6 @@ body:             |
   ; CHECK-NEXT: bb.1:
   ; CHECK-NEXT:   successors: %bb.2(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
diff --git a/llvm/test/CodeGen/AArch64/callbr-asm-outputs-indirect-isel.ll b/llvm/test/CodeGen/AArch64/callbr-asm-outputs-indirect-isel.ll
index 89745f4df4cde..3b7b5dd3fa7a5 100644
--- a/llvm/test/CodeGen/AArch64/callbr-asm-outputs-indirect-isel.ll
+++ b/llvm/test/CodeGen/AArch64/callbr-asm-outputs-indirect-isel.ll
@@ -174,7 +174,6 @@ define i32 @dont_split3() {
   ; CHECK-NEXT: bb.1.x:
   ; CHECK-NEXT:   successors: %bb.2(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.2.v (machine-block-address-taken, inlineasm-br-indirect-target):
   ; CHECK-NEXT:   [[MOVi32imm:%[0-9]+]]:gpr32 = MOVi32imm 42
   ; CHECK-NEXT:   $w0 = COPY [[MOVi32imm]]
@@ -424,7 +423,6 @@ define i32 @split_me3() {
   ; CHECK-NEXT: bb.2.y:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.3.out:
   ; CHECK-NEXT:   [[PHI:%[0-9]+]]:gpr32all = PHI [[COPY1]], %bb.1, [[COPY]], %bb.2
   ; CHECK-NEXT:   $w0 = COPY [[PHI]]
diff --git a/llvm/test/CodeGen/AArch64/implicit-def-with-impdef-greedy-assert.mir b/llvm/test/CodeGen/AArch64/implicit-def-with-impdef-greedy-assert.mir
index c79c951fdc152..e5395b20afd42 100644
--- a/llvm/test/CodeGen/AArch64/implicit-def-with-impdef-greedy-assert.mir
+++ b/llvm/test/CodeGen/AArch64/implicit-def-with-impdef-greedy-assert.mir
@@ -32,7 +32,6 @@ body:             |
   ; CHECK-NEXT: bb.1:
   ; CHECK-NEXT:   successors: %bb.2(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x0fbefbf0), %bb.4(0x70410410)
   ; CHECK-NEXT: {{  $}}
diff --git a/llvm/test/CodeGen/AArch64/regalloc-last-chance-recolor-with-split.mir b/llvm/test/CodeGen/AArch64/regalloc-last-chance-recolor-with-split.mir
index 26b801e9587f3..9bd3ad9165cee 100644
--- a/llvm/test/CodeGen/AArch64/regalloc-last-chance-recolor-with-split.mir
+++ b/llvm/test/CodeGen/AArch64/regalloc-last-chance-recolor-with-split.mir
@@ -371,7 +371,6 @@ body:             |
   ; CHECK-NEXT:   successors: %bb.8(0x80000000)
   ; CHECK-NEXT:   liveins: $fp, $w23, $w24, $x10, $x19, $x20, $x22, $x25, $x26, $x27
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.8.bb79:
   ; CHECK-NEXT:   successors: %bb.9(0x04000000), %bb.8(0x7c000000)
   ; CHECK-NEXT:   liveins: $fp, $w23, $w24, $x10, $x19, $x20, $x22, $x25, $x26, $x27
diff --git a/llvm/test/CodeGen/AArch64/tail-dup-redundant-phi.mir b/llvm/test/CodeGen/AArch64/tail-dup-redundant-phi.mir
index dbb4cc31cf806..bc141ff5084ca 100644
--- a/llvm/test/CodeGen/AArch64/tail-dup-redundant-phi.mir
+++ b/llvm/test/CodeGen/AArch64/tail-dup-redundant-phi.mir
@@ -252,7 +252,6 @@ body:             |
   ; CHECK-NEXT: bb.7.bb24:
   ; CHECK-NEXT:   successors: %bb.8(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.8.bb25:
   ; CHECK-NEXT:   successors: %bb.18(0x30000000), %bb.14(0x50000000)
   ; CHECK-NEXT: {{  $}}
@@ -298,7 +297,6 @@ body:             |
   ; CHECK-NEXT: bb.11.bb35:
   ; CHECK-NEXT:   successors:
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.13.bb40:
   ; CHECK-NEXT:   successors:
   ; CHECK-NEXT: {{  $}}
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/inline-asm-mismatched-size.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/inline-asm-mismatched-size.ll
index 3462693df9a47..136c51d775b43 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/inline-asm-mismatched-size.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/inline-asm-mismatched-size.ll
@@ -20,7 +20,6 @@ define amdgpu_kernel void @return_type_is_too_big_vector() {
   ; CHECK: bb.0:
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1 (%ir-block.0):
   ; CHECK-NEXT:   INLINEASM &"; def $0", 1 /* sideeffect attdialect */, 10 /* regdef */, implicit-def $sgpr8_sgpr9_sgpr10_sgpr11_sgpr12
   %sgpr = call <4 x i32> asm sideeffect "; def $0", "={s[8:12]}" ()
@@ -40,7 +39,6 @@ define i64 @return_type_is_too_big_scalar() {
   ; CHECK: bb.0:
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1 (%ir-block.0):
   ; CHECK-NEXT:   INLINEASM &"; def $0", 1 /* sideeffect attdialect */, 10 /* regdef */, implicit-def $vgpr8
   %reg = call i64 asm sideeffect "; def $0", "={v8}" ()
@@ -64,7 +62,6 @@ define ptr addrspace(1) @return_type_is_too_big_pointer() {
   ; CHECK: bb.0:
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1 (%ir-block.0):
   ; CHECK-NEXT:   INLINEASM &"; def $0", 1 /* sideeffect attdialect */, 10 /* regdef */, implicit-def $vgpr8
   %reg = call ptr addrspace(1) asm sideeffect "; def $0", "={v8}" ()
@@ -76,7 +73,6 @@ define ptr addrspace(3) @return_type_is_too_small_pointer() {
   ; CHECK: bb.0:
   ; CHECK-NEXT:   successors: %bb.1(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT: bb.1 (%ir-block.0):
   ; CHECK-NEXT:   INLINEASM &"; def $0", 1 /* sideeffect attdialect */, 10 /* regdef */, implicit-def $vgpr8_vgpr9
   %reg = call ptr addrspace(3) asm sideeffect "; def $0", "={v[8:9]}" ()
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-brcond.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-brcond.mir
index 23c64f7c7c711..ecb07f79e9fd1 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-brcond.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-brcond.mir
@@ -89,7 +89,6 @@ body: |
   ; GCN-NEXT: bb.1:
   ; GCN-NEXT:   successors: %bb.2(0x80000000)
   ; GCN-NEXT: {{  $}}
-  ; GCN-NEXT: {{  $}}
   ; GCN-NEXT: bb.2:
   bb.0:
     liveins: $sgpr0, $sgpr1
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-constant.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-constant.mir
index 9a9045006edd2..390541ae76849 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-constant.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-constant.mir
@@ -523,7 +523,6 @@ body: |
   ; WAVE64-NEXT: bb.1:
   ; WAVE64-NEXT:   successors: %bb.2(0x80000000)
   ; WAVE64-NEXT: {{  $}}
-  ; WAVE64-NEXT: {{  $}}
   ; WAVE64-NEXT: bb.2:
   ;
   ; WAVE32-LABEL: name: zext_sgpr_s1_to_sgpr_s32
@@ -539,7 +538,6 @@ body: |
   ; WAVE32-NEXT: bb.1:
   ; WAVE32-NEXT:   successors: %bb.2(0x80000000)
   ; WAVE32-NEXT: {{  $}}
-  ; WAVE32-NEXT: {{  $}}
   ; WAVE32-NEXT: bb.2:
   bb.0:
     %0:sgpr(s1) = G_CONSTANT i1 true
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-scalar-float-sop2.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-scalar-float-sop2.mir
index 2660c843814d3..dac85561208d4 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-scalar-float-sop2.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-scalar-float-sop2.mir
@@ -212,7 +212,6 @@ body:       ...
[truncated]

``````````

</details>


https://github.com/llvm/llvm-project/pull/80147


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