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Diffstat (limited to 'test/CodeGen/X86/GlobalISel/ext.ll')
| -rw-r--r-- | test/CodeGen/X86/GlobalISel/ext.ll | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/test/CodeGen/X86/GlobalISel/ext.ll b/test/CodeGen/X86/GlobalISel/ext.ll index 392c973c1208..d9a09678cf4b 100644 --- a/test/CodeGen/X86/GlobalISel/ext.ll +++ b/test/CodeGen/X86/GlobalISel/ext.ll @@ -2,6 +2,42 @@ ; RUN: llc -mtriple=x86_64-linux-gnu -global-isel -verify-machineinstrs < %s -o - | FileCheck %s --check-prefix=X64 ; RUN: llc -mtriple=i386-linux-gnu -global-isel -verify-machineinstrs < %s -o - | FileCheck %s --check-prefix=X32 +define i8 @test_zext_i1toi8(i32 %a) { +; X64-LABEL: test_zext_i1toi8: +; X64: # BB#0: +; X64-NEXT: andb $1, %dil +; X64-NEXT: movl %edi, %eax +; X64-NEXT: retq +; +; X32-LABEL: test_zext_i1toi8: +; X32: # BB#0: +; X32-NEXT: movl 4(%esp), %eax +; X32-NEXT: andb $1, %al +; X32-NEXT: # kill: %AL<def> %AL<kill> %EAX<kill> +; X32-NEXT: retl + %val = trunc i32 %a to i1 + %r = zext i1 %val to i8 + ret i8 %r +} + +define i16 @test_zext_i1toi16(i32 %a) { +; X64-LABEL: test_zext_i1toi16: +; X64: # BB#0: +; X64-NEXT: andw $1, %di +; X64-NEXT: movl %edi, %eax +; X64-NEXT: retq +; +; X32-LABEL: test_zext_i1toi16: +; X32: # BB#0: +; X32-NEXT: movl 4(%esp), %eax +; X32-NEXT: andw $1, %ax +; X32-NEXT: # kill: %AX<def> %AX<kill> %EAX<kill> +; X32-NEXT: retl + %val = trunc i32 %a to i1 + %r = zext i1 %val to i16 + ret i16 %r +} + define i32 @test_zext_i1(i32 %a) { ; X64-LABEL: test_zext_i1: ; X64: # BB#0: |