llvm-project/llvm/test/CodeGen/X86/GlobalISel/mul-scalar.ll

40 lines
1.0 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=x86_64-linux-gnu -global-isel -verify-machineinstrs < %s -o - | FileCheck %s --check-prefix=ALL --check-prefix=X64
;TODO: instruction selection not supported yet
;define i8 @test_mul_i8(i8 %arg1, i8 %arg2) {
; %ret = mul i8 %arg1, %arg2
; ret i8 %ret
;}
define i16 @test_mul_i16(i16 %arg1, i16 %arg2) {
; X64-LABEL: test_mul_i16:
; X64: # BB#0:
; X64-NEXT: imulw %di, %si
; X64-NEXT: movl %esi, %eax
; X64-NEXT: retq
%ret = mul i16 %arg1, %arg2
ret i16 %ret
}
define i32 @test_mul_i32(i32 %arg1, i32 %arg2) {
; X64-LABEL: test_mul_i32:
; X64: # BB#0:
; X64-NEXT: imull %edi, %esi
; X64-NEXT: movl %esi, %eax
; X64-NEXT: retq
%ret = mul i32 %arg1, %arg2
ret i32 %ret
}
define i64 @test_mul_i64(i64 %arg1, i64 %arg2) {
; X64-LABEL: test_mul_i64:
; X64: # BB#0:
; X64-NEXT: imulq %rdi, %rsi
; X64-NEXT: movq %rsi, %rax
; X64-NEXT: retq
%ret = mul i64 %arg1, %arg2
ret i64 %ret
}