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llvm-mirror/test/CodeGen/PowerPC/fp64-to-int16.ll
Matt Arsenault e11b9fcbe6 Reapply "RegAllocFast: Rewrite and improve"
This reverts commit 73a6a164b84a8195defbb8f5eeb6faecfc478ad4.
2020-09-30 10:35:25 -04:00

21 lines
565 B
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -O0 < %s | FileCheck %s
target triple = "powerpc64le--linux-gnu"
define i1 @Test(double %a) {
; CHECK-LABEL: Test:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: xscvdpsxws 0, 1
; CHECK-NEXT: mffprwz 3, 0
; CHECK-NEXT: xori 3, 3, 65534
; CHECK-NEXT: cntlzw 3, 3
; CHECK-NEXT: srwi 4, 3, 5
; CHECK-NEXT: # implicit-def: $x3
; CHECK-NEXT: mr 3, 4
; CHECK-NEXT: blr
entry:
%conv = fptoui double %a to i16
%cmp = icmp eq i16 %conv, -2
ret i1 %cmp
}