File: bitcast-i256.ll

package info (click to toggle)
llvm-toolchain-20 1%3A20.1.6-1~exp1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 2,111,304 kB
  • sloc: cpp: 7,438,677; ansic: 1,393,822; asm: 1,012,926; python: 241,650; f90: 86,635; objc: 75,479; lisp: 42,144; pascal: 17,286; sh: 10,027; ml: 5,082; perl: 4,730; awk: 3,523; makefile: 3,349; javascript: 2,251; xml: 892; fortran: 672
file content (22 lines) | stat: -rw-r--r-- 771 bytes parent folder | download | duplicates (10) 
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 -mtriple=x86_64-unknown-unknown -mattr=+avx,-slow-unaligned-mem-32 | FileCheck %s --check-prefix=FAST
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx,+slow-unaligned-mem-32 | FileCheck %s --check-prefix=SLOW

define i256 @foo(<8 x i32> %a) {
; FAST-LABEL: foo:
; FAST:       # %bb.0:
; FAST-NEXT:    movq %rdi, %rax
; FAST-NEXT:    vmovups %ymm0, (%rdi)
; FAST-NEXT:    vzeroupper
; FAST-NEXT:    retq
;
; SLOW-LABEL: foo:
; SLOW:       # %bb.0:
; SLOW-NEXT:    movq %rdi, %rax
; SLOW-NEXT:    vextractf128 $1, %ymm0, 16(%rdi)
; SLOW-NEXT:    vmovaps %xmm0, (%rdi)
; SLOW-NEXT:    vzeroupper
; SLOW-NEXT:    retq
  %r = bitcast <8 x i32> %a to i256
  ret i256 %r
}