File: fast-isel-fneg-kill.ll

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 995,808 kB
  • sloc: cpp: 4,767,656; ansic: 760,916; asm: 477,436; python: 170,940; objc: 69,804; lisp: 29,914; sh: 23,855; f90: 18,173; pascal: 7,551; perl: 7,471; ml: 5,603; awk: 3,489; makefile: 2,573; xml: 915; cs: 573; fortran: 503; javascript: 452
file content (22 lines) | stat: -rw-r--r-- 1,119 bytes parent folder | download | duplicates (2)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -fast-isel -fast-isel-abort=3 -mtriple=x86_64-apple-darwin10 -stop-after=finalize-isel | FileCheck %s

; Make sure we output the right kill flag for the xor conversion.

define void @goo(double* %x, double* %y) nounwind {
; CHECK: %[[REG2:.*]]:gr64 = COPY $rsi
; CHECK-NEXT: %[[REG0:.*]]:gr64 = COPY $rdi
; CHECK-NEXT: %[[REG1:.*]]:gr64 = COPY killed %[[REG0]]
; CHECK-NEXT: %[[REG3:.*]]:gr64 = COPY killed %[[REG2]]
; CHECK-NEXT: %[[REG10:.*]]:fr64 = MOVSDrm_alt %[[REG1]], 1, $noreg, 0, $noreg :: (load 8 from %ir.x)
; CHECK-NEXT: %[[REG6:.*]]:gr64 = MOVSDto64rr killed %[[REG10]]
; CHECK-NEXT: %[[REG7:.*]]:gr64 = MOV64ri -9223372036854775808
; CHECK-NEXT: %[[REG8:.*]]:gr64 = XOR64rr killed %[[REG6]], killed %[[REG7]], implicit-def $eflags
; CHECK-NEXT: %[[REG9:.*]]:fr64 = MOV64toSDrr killed %[[REG8]]
; CHECK-NEXT: MOVSDmr %[[REG3]], 1, $noreg, 0, $noreg, killed %[[REG9]] :: (store 8 into %ir.y)
; CHECK-NEXT: RETQ
  %a = load double, double* %x
  %b = fsub double -0.0, %a
  store double %b, double* %y
  ret void
}