cmp-fast-isel.ll
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; RUN: llc -mtriple=x86_64-linux -fast-isel -show-mc-encoding < %s | FileCheck %s
; pr22854
define i32 @f1(i16 %x) {
; CHECK-LABEL: f1:
; CHECK: cmpw $42, %di # encoding: [0x66,0x83,0xff,0x2a]
bb0:
%cmp = icmp ne i16 %x, 42
br i1 %cmp, label %bb3, label %bb7
bb3:
ret i32 1
bb7:
ret i32 2
}
define i32 @f2(i32 %x) {
; CHECK-LABEL: f2:
; CHECK: cmpl $42, %edi # encoding: [0x83,0xff,0x2a]
bb0:
%cmp = icmp ne i32 %x, 42
br i1 %cmp, label %bb3, label %bb7
bb3:
ret i32 1
bb7:
ret i32 2
}
define i32 @f3(i64 %x) {
; CHECK-LABEL: f3:
; CHECK: cmpq $42, %rdi # encoding: [0x48,0x83,0xff,0x2a]
bb0:
%cmp = icmp ne i64 %x, 42
br i1 %cmp, label %bb3, label %bb7
bb3:
ret i32 1
bb7:
ret i32 2
}