llvm/test/CodeGen/MIR/X86/mircanon-flags.mir

# RUN: llc -march=x86-64 -run-pass mir-canonicalizer -verify-machineinstrs -o - %s | FileCheck %s
# RUN: llc -march=x86-64 -run-pass mir-canonicalizer -mir-vreg-namer-use-stable-hash -verify-machineinstrs -o - %s | FileCheck %s
# The purpose of this test is to ensure that differing flags do in-fact cause
# naming collisions with the new vreg renamers naming scheme.
--- |
  target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
  define void @baz() { unreachable }
...
---
name:            baz
body:             |
  bb.0:

    ; CHECK: COPY
    ; CHECK-NEXT: %bb0_{{[0-9]+}}__1:fr32 = nnan VMULSSrr
    ; CHECK-NEXT: %bb0_{{[0-9]+}}__1:fr32 = ninf VMULSSrr
    ; CHECK-NEXT: %bb0_{{[0-9]+}}__1:fr32 = nsz VMULSSrr
    ; CHECK-NEXT: %bb0_{{[0-9]+}}__1:fr32 = arcp VMULSSrr
    ; CHECK-NEXT: %bb0_{{[0-9]+}}__1:fr32 = contract VMULSSrr
    ; CHECK-NEXT: %bb0_{{[0-9]+}}__1:fr32 = afn VMULSSrr
    ; CHECK-NEXT: %bb0_{{[0-9]+}}__1:fr32 = reassoc VMULSSrr
    ; CHECK-NEXT: %bb0_{{[0-9]+}}__1:fr32 = nsz arcp contract afn reassoc VMULSSrr
    ; CHECK-NEXT: %bb0_{{[0-9]+}}__1:fr32 = contract afn reassoc VMULSSrr

    %0:fr32 = COPY $xmm0
    %1:fr32 = nnan VMULSSrr %0, %0, implicit $mxcsr
    %2:fr32 = ninf VMULSSrr %1, %1, implicit $mxcsr
    %3:fr32 = nsz VMULSSrr %2, %2, implicit $mxcsr
    %4:fr32 = arcp VMULSSrr %3, %3, implicit $mxcsr
    %5:fr32 = contract VMULSSrr %4, %4, implicit $mxcsr
    %6:fr32 = afn VMULSSrr %5, %5, implicit $mxcsr
    %7:fr32 = reassoc VMULSSrr %6, %6, implicit $mxcsr
    %8:fr32 = nsz arcp contract afn reassoc VMULSSrr %7, %7, implicit $mxcsr
    %9:fr32 = contract afn reassoc VMULSSrr %8, %8, implicit $mxcsr
    $xmm0 = COPY %9
    RET 0, $xmm0

...