File: fcmove.ll

package info (click to toggle)
llvm-toolchain-7 1%3A7.0.1-8%2Bdeb10u2
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 734,616 kB
  • sloc: cpp: 3,776,926; ansic: 633,271; asm: 350,301; python: 142,716; objc: 107,612; sh: 22,626; lisp: 11,056; perl: 7,999; pascal: 6,742; ml: 5,537; awk: 3,536; makefile: 2,557; cs: 2,027; xml: 841; javascript: 518; ruby: 156
file content (15 lines) | stat: -rw-r--r-- 493 bytes parent folder | download | duplicates (4) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
 
; RUN: llc %s -o - -verify-machineinstrs | FileCheck %s

target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-unknown"

; Test that we can generate an fcmove, and also that it passes verification.

; CHECK-LABEL: cmove_f
; CHECK: fcmove %st({{[0-7]}}), %st(0)
define x86_fp80 @cmove_f(x86_fp80 %a, x86_fp80 %b, i32 %c) {
  %test = icmp eq i32 %c, 0
  %add = fadd x86_fp80 %a, %b
  %ret = select i1 %test, x86_fp80 %add, x86_fp80 %b
  ret x86_fp80 %ret
}