File: widen_cast-5.ll

package info (click to toggle)
llvm-toolchain-9 1%3A9.0.1-16
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 882,436 kB
  • sloc: cpp: 4,167,636; ansic: 714,256; asm: 457,610; python: 155,927; objc: 65,094; sh: 42,856; lisp: 26,908; perl: 7,786; pascal: 7,722; makefile: 6,881; ml: 5,581; awk: 3,648; cs: 2,027; xml: 888; javascript: 381; ruby: 156
file content (30 lines) | stat: -rw-r--r-- 1,113 bytes parent folder | download | duplicates (6) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
 
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-apple-darwin -mattr=+sse4.2 | FileCheck %s --check-prefix=X86
; RUN: llc < %s -mtriple=x86_64-apple-darwin -mattr=+sse4.2 | FileCheck %s --check-prefix=X64

; bitcast a i64 to v2i32

define void @convert(<2 x i32>* %dst.addr, i64 %src) nounwind {
; X86-LABEL: convert:
; X86:       ## %bb.0: ## %entry
; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    pmovzxdq {{.*#+}} xmm0 = mem[0],zero,mem[1],zero
; X86-NEXT:    pxor LCPI0_0, %xmm0
; X86-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
; X86-NEXT:    movq %xmm0, (%eax)
; X86-NEXT:    retl
;
; X64-LABEL: convert:
; X64:       ## %bb.0: ## %entry
; X64-NEXT:    movq %rsi, %xmm0
; X64-NEXT:    pmovzxdq {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero
; X64-NEXT:    pxor {{.*}}(%rip), %xmm0
; X64-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
; X64-NEXT:    movq %xmm0, (%rdi)
; X64-NEXT:    retq
entry:
	%conv = bitcast i64 %src to <2 x i32>
	%xor = xor <2 x i32> %conv, < i32 255, i32 32767 >
	store <2 x i32> %xor, <2 x i32>* %dst.addr
	ret void
}