| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -mtriple=x86_64-linux-gnu -global-isel -verify-machineinstrs -global-isel-abort=2 < %s -o - | FileCheck %s --check-prefix=X64 |
| |
| ; TODO merge with ext.ll after i64 sext supported on 32bit platform |
| |
| define i64 @test_zext_i1(i8 %a) { |
| ; X64-LABEL: test_zext_i1: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl %edi, %eax |
| ; X64-NEXT: andq $1, %rax |
| ; X64-NEXT: retq |
| %val = trunc i8 %a to i1 |
| %r = zext i1 %val to i64 |
| ret i64 %r |
| } |
| |
| define i64 @test_sext_i8(i8 %val) { |
| ; X64-LABEL: test_sext_i8: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl %edi, %eax |
| ; X64-NEXT: shlq $56, %rax |
| ; X64-NEXT: sarq $56, %rax |
| ; X64-NEXT: retq |
| %r = sext i8 %val to i64 |
| ret i64 %r |
| } |
| |
| define i64 @test_sext_i16(i16 %val) { |
| ; X64-LABEL: test_sext_i16: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl %edi, %eax |
| ; X64-NEXT: shlq $48, %rax |
| ; X64-NEXT: sarq $48, %rax |
| ; X64-NEXT: retq |
| %r = sext i16 %val to i64 |
| ret i64 %r |
| } |
| |
| define i64 @test_sext_i32(i32 %val) { |
| ; X64-LABEL: test_sext_i32: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movslq %edi, %rax |
| ; X64-NEXT: retq |
| %r = sext i32 %val to i64 |
| ret i64 %r |
| } |
| |
| define i64 @test_zext_i8_to_i64(i8 %x, i8 %y) { |
| ; X64-LABEL: test_zext_i8_to_i64: |
| ; X64: # %bb.0: |
| ; X64-NEXT: addb %dil, %sil |
| ; X64-NEXT: movzbl %sil, %eax |
| ; X64-NEXT: retq |
| %a = add i8 %x, %y |
| %b = zext i8 %a to i64 |
| ret i64 %b |
| } |
| |
| define i64 @test_zext_i16_to_i64(i16 %x, i16 %y) { |
| ; X64-LABEL: test_zext_i16_to_i64: |
| ; X64: # %bb.0: |
| ; X64-NEXT: addw %di, %si |
| ; X64-NEXT: movzwl %si, %eax |
| ; X64-NEXT: retq |
| %a = add i16 %x, %y |
| %b = zext i16 %a to i64 |
| ret i64 %b |
| } |
| |
| define i64 @test_zext_i32_to_i64(i32 %x, i32 %y) { |
| ; X64-LABEL: test_zext_i32_to_i64: |
| ; X64: # %bb.0: |
| ; X64-NEXT: addl %edi, %esi |
| ; X64-NEXT: movl %esi, %eax |
| ; X64-NEXT: retq |
| %a = add i32 %x, %y |
| %b = zext i32 %a to i64 |
| ret i64 %b |
| } |