llvm/test/CodeGen/X86/inline-asm-memop.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 4
; RUN: llc -mtriple=x86_64-unknown-linux-gnu < %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 i64 @PR82431_0(i8 %call, ptr %b) {
; CHECK-LABEL: PR82431_0:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    movzbl %dil, %eax
; CHECK-NEXT:    movq 8(%rsi,%rax,8), %rax
; 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
  %ret_val = load i64, ptr %arrayidx
  ret i64 %ret_val
}

define i32 @PR82431_1(i32 %0, ptr %f) {
; CHECK-LABEL: PR82431_1:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    # kill: def $edi killed $edi def $rdi
; CHECK-NEXT:    addl %edi, %edi
; CHECK-NEXT:    andl $8, %edi
; CHECK-NEXT:    movl 4(%rsi,%rdi), %eax
; CHECK-NEXT:    retq
entry:
  %shr = lshr i32 %0, 1
  %and = and i32 %shr, 2
  %add = or i32 %and, 1
  %idxprom = zext i32 %add to i64
  %arrayidx = getelementptr [0 x i32], ptr %f, i64 0, i64 %idxprom
  %ret_val = load i32, ptr %arrayidx
  ret i32 %ret_val
}

define void @PR82431_2(i8 %call, ptr %b) {
; CHECK-LABEL: PR82431_2:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    movzbl %dil, %eax
; 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
}

define void @PR82431_3(i32 %0, ptr %f) {
; CHECK-LABEL: PR82431_3:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    # kill: def $edi killed $edi def $rdi
; CHECK-NEXT:    addl %edi, %edi
; CHECK-NEXT:    andl $8, %edi
; CHECK-NEXT:    #APP
; CHECK-NEXT:    #NO_APP
; CHECK-NEXT:    retq
entry:
  %shr = lshr i32 %0, 1
  %and = and i32 %shr, 2
  %add = or i32 %and, 1
  %idxprom = zext i32 %add to i64
  %arrayidx = getelementptr [0 x i32], ptr %f, i64 0, i64 %idxprom
  tail call void asm "", "=*m,*m,~{dirflag},~{fpsr},~{flags}"(ptr elementtype(i32) %arrayidx, ptr elementtype(i32) %arrayidx)
  ret void
}