File: extend.ll

package info (click to toggle)
llvm-toolchain-3.8 1%3A3.8.1-24
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 379,280 kB
  • ctags: 388,501
  • sloc: cpp: 2,309,705; ansic: 477,070; objc: 100,918; asm: 97,974; python: 95,911; sh: 18,634; makefile: 7,294; perl: 5,584; ml: 5,460; pascal: 4,661; lisp: 2,548; xml: 686; cs: 350; php: 212; csh: 117
file content (18 lines) | stat: -rw-r--r-- 612 bytes parent folder | download | duplicates (6)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
; RUN: llc < %s -march=x86 -x86-asm-syntax=intel | grep movzx | count 1
; RUN: llc < %s -march=x86 -x86-asm-syntax=intel | grep movsx | count 1

@G1 = internal global i8 0              ; <i8*> [#uses=1]
@G2 = internal global i8 0              ; <i8*> [#uses=1]

define i16 @test1() {
        %tmp.0 = load i8, i8* @G1           ; <i8> [#uses=1]
        %tmp.3 = zext i8 %tmp.0 to i16          ; <i16> [#uses=1]
        ret i16 %tmp.3
}

define i16 @test2() {
        %tmp.0 = load i8, i8* @G2           ; <i8> [#uses=1]
        %tmp.3 = sext i8 %tmp.0 to i16          ; <i16> [#uses=1]
        ret i16 %tmp.3
}