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

190 lines
4.9 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=X64
define i64 @test_lshr_i64(i64 %arg1, i64 %arg2) {
; X64-LABEL: test_lshr_i64:
; X64: # %bb.0:
; X64-NEXT: movq %rdi, %rax
; X64-NEXT: movq %rsi, %rcx
; X64-NEXT: # kill: def $cl killed $rcx
; X64-NEXT: shrq %cl, %rax
; X64-NEXT: retq
%res = lshr i64 %arg1, %arg2
ret i64 %res
}
define i64 @test_lshr_i64_imm(i64 %arg1) {
; X64-LABEL: test_lshr_i64_imm:
; X64: # %bb.0:
; X64-NEXT: movq %rdi, %rax
; X64-NEXT: movq $5, %rcx
; X64-NEXT: # kill: def $cl killed $rcx
; X64-NEXT: shrq %cl, %rax
; X64-NEXT: retq
%res = lshr i64 %arg1, 5
ret i64 %res
}
define i64 @test_lshr_i64_imm1(i64 %arg1) {
; X64-LABEL: test_lshr_i64_imm1:
; X64: # %bb.0:
; X64-NEXT: movq %rdi, %rax
; X64-NEXT: movq $1, %rcx
; X64-NEXT: # kill: def $cl killed $rcx
; X64-NEXT: shrq %cl, %rax
; X64-NEXT: retq
%res = lshr i64 %arg1, 1
ret i64 %res
}
define i32 @test_lshr_i32(i32 %arg1, i32 %arg2) {
; X64-LABEL: test_lshr_i32:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: movl %esi, %ecx
; X64-NEXT: # kill: def $cl killed $ecx
; X64-NEXT: shrl %cl, %eax
; X64-NEXT: retq
%res = lshr i32 %arg1, %arg2
ret i32 %res
}
define i32 @test_lshr_i32_imm(i32 %arg1) {
; X64-LABEL: test_lshr_i32_imm:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: movl $5, %ecx
; X64-NEXT: # kill: def $cl killed $ecx
; X64-NEXT: shrl %cl, %eax
; X64-NEXT: retq
%res = lshr i32 %arg1, 5
ret i32 %res
}
define i32 @test_lshr_i32_imm1(i32 %arg1) {
; X64-LABEL: test_lshr_i32_imm1:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: movl $1, %ecx
; X64-NEXT: # kill: def $cl killed $ecx
; X64-NEXT: shrl %cl, %eax
; X64-NEXT: retq
%res = lshr i32 %arg1, 1
ret i32 %res
}
define i16 @test_lshr_i16(i32 %arg1, i32 %arg2) {
; X64-LABEL: test_lshr_i16:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: movl %esi, %ecx
; X64-NEXT: # kill: def $cx killed $cx killed $ecx
; X64-NEXT: # kill: def $cl killed $cx
; X64-NEXT: shrw %cl, %ax
; X64-NEXT: # kill: def $ax killed $ax killed $eax
; X64-NEXT: retq
%a = trunc i32 %arg1 to i16
%a2 = trunc i32 %arg2 to i16
%res = lshr i16 %a, %a2
ret i16 %res
}
define i16 @test_lshr_i16_imm(i32 %arg1) {
; X64-LABEL: test_lshr_i16_imm:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: movw $5, %cx
; X64-NEXT: # kill: def $cl killed $cx
; X64-NEXT: shrw %cl, %ax
; X64-NEXT: # kill: def $ax killed $ax killed $eax
; X64-NEXT: retq
%a = trunc i32 %arg1 to i16
%res = lshr i16 %a, 5
ret i16 %res
}
define i16 @test_lshr_i16_imm1(i32 %arg1) {
; X64-LABEL: test_lshr_i16_imm1:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: movw $1, %cx
; X64-NEXT: # kill: def $cl killed $cx
; X64-NEXT: shrw %cl, %ax
; X64-NEXT: # kill: def $ax killed $ax killed $eax
; X64-NEXT: retq
%a = trunc i32 %arg1 to i16
%res = lshr i16 %a, 1
ret i16 %res
}
define i8 @test_lshr_i8(i32 %arg1, i32 %arg2) {
; X64-LABEL: test_lshr_i8:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: movl %esi, %ecx
; X64-NEXT: # kill: def $cl killed $cl killed $ecx
; X64-NEXT: shrb %cl, %al
; X64-NEXT: # kill: def $al killed $al killed $eax
; X64-NEXT: retq
%a = trunc i32 %arg1 to i8
%a2 = trunc i32 %arg2 to i8
%res = lshr i8 %a, %a2
ret i8 %res
}
define i8 @test_lshr_i8_imm(i32 %arg1) {
; X64-LABEL: test_lshr_i8_imm:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: shrb $5, %al
; X64-NEXT: # kill: def $al killed $al killed $eax
; X64-NEXT: retq
%a = trunc i32 %arg1 to i8
%res = lshr i8 %a, 5
ret i8 %res
}
define i8 @test_lshr_i8_imm1(i32 %arg1) {
; X64-LABEL: test_lshr_i8_imm1:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: shrb %al
; X64-NEXT: # kill: def $al killed $al killed $eax
; X64-NEXT: retq
%a = trunc i32 %arg1 to i8
%res = lshr i8 %a, 1
ret i8 %res
}
define i1 @test_lshr_i1(i32 %arg1, i32 %arg2) {
; X64-LABEL: test_lshr_i1:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: movl %esi, %ecx
; X64-NEXT: andb $1, %al
; X64-NEXT: andb $1, %cl
; X64-NEXT: # kill: def $cl killed $cl killed $ecx
; X64-NEXT: shrb %cl, %al
; X64-NEXT: # kill: def $al killed $al killed $eax
; X64-NEXT: retq
%a = trunc i32 %arg1 to i1
%a2 = trunc i32 %arg2 to i1
%res = lshr i1 %a, %a2
ret i1 %res
}
define i1 @test_lshr_i1_imm1(i32 %arg1) {
; X64-LABEL: test_lshr_i1_imm1:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: movb $-1, %cl
; X64-NEXT: andb $1, %al
; X64-NEXT: andb $1, %cl
; X64-NEXT: shrb %cl, %al
; X64-NEXT: # kill: def $al killed $al killed $eax
; X64-NEXT: retq
%a = trunc i32 %arg1 to i1
%res = lshr i1 %a, 1
ret i1 %res
}