| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 4 |
| ; RUN: llc -mtriple=x86_64-unknown-linux-gnu -O0 < %s | FileCheck %s |
| |
| ; A bug in X86DAGToDAGISel::matchAddressRecursively create a zext SDValue which |
| ; is quickly replaced by other SDValue but already pushed into vector for later |
| ; calling for SelectionDAGISel::Select_INLINEASM getNode builder, see issue |
| ; 82431 for more infomation. |
| |
| define void @PR82431(i8 %call, ptr %b) { |
| ; CHECK-LABEL: PR82431: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: movb %dil, %al |
| ; CHECK-NEXT: addb $1, %al |
| ; CHECK-NEXT: movzbl %al, %eax |
| ; CHECK-NEXT: # kill: def $rax killed $eax |
| ; CHECK-NEXT: shlq $3, %rax |
| ; CHECK-NEXT: addq %rax, %rsi |
| ; CHECK-NEXT: #APP |
| ; CHECK-NEXT: #NO_APP |
| ; CHECK-NEXT: retq |
| entry: |
| %narrow = add nuw i8 %call, 1 |
| %idxprom = zext i8 %narrow to i64 |
| %arrayidx = getelementptr [1 x i64], ptr %b, i64 0, i64 %idxprom |
| tail call void asm "", "=*m,*m,~{dirflag},~{fpsr},~{flags}"(ptr elementtype(i64) %arrayidx, ptr elementtype(i64) %arrayidx) |
| ret void |
| } |
