; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=i386-unknown-unknown | FileCheck %s --check-prefix=X32 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefix=X64 define i32 @t1(i32 %t, i32 %val) nounwind { ; X32-LABEL: t1: ; X32: # %bb.0: ; X32-NEXT: movb {{[0-9]+}}(%esp), %cl ; X32-NEXT: movl {{[0-9]+}}(%esp), %eax ; X32-NEXT: shll %cl, %eax ; X32-NEXT: retl ; ; X64-LABEL: t1: ; X64: # %bb.0: ; X64-NEXT: movl %esi, %eax ; X64-NEXT: movl %edi, %ecx ; X64-NEXT: # kill: def $cl killed $cl killed $ecx ; X64-NEXT: shll %cl, %eax ; X64-NEXT: retq %shamt = and i32 %t, 31 %res = shl i32 %val, %shamt ret i32 %res } define i32 @t2(i32 %t, i32 %val) nounwind { ; X32-LABEL: t2: ; X32: # %bb.0: ; X32-NEXT: movb {{[0-9]+}}(%esp), %cl ; X32-NEXT: movl {{[0-9]+}}(%esp), %eax ; X32-NEXT: shll %cl, %eax ; X32-NEXT: retl ; ; X64-LABEL: t2: ; X64: # %bb.0: ; X64-NEXT: movl %esi, %eax ; X64-NEXT: movl %edi, %ecx ; X64-NEXT: # kill: def $cl killed $cl killed $ecx ; X64-NEXT: shll %cl, %eax ; X64-NEXT: retq %shamt = and i32 %t, 63 %res = shl i32 %val, %shamt ret i32 %res } @X = internal global i16 0 define void @t3(i16 %t) nounwind { ; X32-LABEL: t3: ; X32: # %bb.0: ; X32-NEXT: movb {{[0-9]+}}(%esp), %cl ; X32-NEXT: sarw %cl, X ; X32-NEXT: retl ; ; X64-LABEL: t3: ; X64: # %bb.0: ; X64-NEXT: movl %edi, %ecx ; X64-NEXT: # kill: def $cl killed $cl killed $ecx ; X64-NEXT: sarw %cl, {{.*}}(%rip) ; X64-NEXT: retq %shamt = and i16 %t, 31 %tmp = load i16, i16* @X %tmp1 = ashr i16 %tmp, %shamt store i16 %tmp1, i16* @X ret void } define i64 @t4(i64 %t, i64 %val) nounwind { ; X32-LABEL: t4: ; X32: # %bb.0: ; X32-NEXT: pushl %esi ; X32-NEXT: movb {{[0-9]+}}(%esp), %cl ; X32-NEXT: movl {{[0-9]+}}(%esp), %eax ; X32-NEXT: movl {{[0-9]+}}(%esp), %esi ; X32-NEXT: movl %esi, %edx ; X32-NEXT: shrl %cl, %edx ; X32-NEXT: shrdl %cl, %esi, %eax ; X32-NEXT: testb $32, %cl ; X32-NEXT: je .LBB3_2 ; X32-NEXT: # %bb.1: ; X32-NEXT: movl %edx, %eax ; X32-NEXT: xorl %edx, %edx ; X32-NEXT: .LBB3_2: ; X32-NEXT: popl %esi ; X32-NEXT: retl ; ; X64-LABEL: t4: ; X64: # %bb.0: ; X64-NEXT: movq %rsi, %rax ; X64-NEXT: movq %rdi, %rcx ; X64-NEXT: # kill: def $cl killed $cl killed $rcx ; X64-NEXT: shrq %cl, %rax ; X64-NEXT: retq %shamt = and i64 %t, 63 %res = lshr i64 %val, %shamt ret i64 %res } define i64 @t5(i64 %t, i64 %val) nounwind { ; X32-LABEL: t5: ; X32: # %bb.0: ; X32-NEXT: pushl %esi ; X32-NEXT: movb {{[0-9]+}}(%esp), %cl ; X32-NEXT: movl {{[0-9]+}}(%esp), %eax ; X32-NEXT: movl {{[0-9]+}}(%esp), %esi ; X32-NEXT: movl %esi, %edx ; X32-NEXT: shrl %cl, %edx ; X32-NEXT: shrdl %cl, %esi, %eax ; X32-NEXT: testb $32, %cl ; X32-NEXT: je .LBB4_2 ; X32-NEXT: # %bb.1: ; X32-NEXT: movl %edx, %eax ; X32-NEXT: xorl %edx, %edx ; X32-NEXT: .LBB4_2: ; X32-NEXT: popl %esi ; X32-NEXT: retl ; ; X64-LABEL: t5: ; X64: # %bb.0: ; X64-NEXT: movq %rsi, %rax ; X64-NEXT: movq %rdi, %rcx ; X64-NEXT: # kill: def $cl killed $cl killed $rcx ; X64-NEXT: shrq %cl, %rax ; X64-NEXT: retq %shamt = and i64 %t, 191 %res = lshr i64 %val, %shamt ret i64 %res } define void @t5ptr(i64 %t, i64* %ptr) nounwind { ; X32-LABEL: t5ptr: ; X32: # %bb.0: ; X32-NEXT: pushl %edi ; X32-NEXT: pushl %esi ; X32-NEXT: movb {{[0-9]+}}(%esp), %cl ; X32-NEXT: movl {{[0-9]+}}(%esp), %eax ; X32-NEXT: movl (%eax), %edx ; X32-NEXT: movl 4(%eax), %edi ; X32-NEXT: movl %edi, %esi ; X32-NEXT: shrl %cl, %esi ; X32-NEXT: shrdl %cl, %edi, %edx ; X32-NEXT: testb $32, %cl ; X32-NEXT: je .LBB5_2 ; X32-NEXT: # %bb.1: ; X32-NEXT: movl %esi, %edx ; X32-NEXT: xorl %esi, %esi ; X32-NEXT: .LBB5_2: ; X32-NEXT: movl %edx, (%eax) ; X32-NEXT: movl %esi, 4(%eax) ; X32-NEXT: popl %esi ; X32-NEXT: popl %edi ; X32-NEXT: retl ; ; X64-LABEL: t5ptr: ; X64: # %bb.0: ; X64-NEXT: movq %rdi, %rcx ; X64-NEXT: # kill: def $cl killed $cl killed $rcx ; X64-NEXT: shrq %cl, (%rsi) ; X64-NEXT: retq %shamt = and i64 %t, 191 %tmp = load i64, i64* %ptr %tmp1 = lshr i64 %tmp, %shamt store i64 %tmp1, i64* %ptr ret void } ; rdar://11866926 define i64 @t6(i64 %key, i64* nocapture %val) nounwind { ; X32-LABEL: t6: ; X32: # %bb.0: ; X32-NEXT: pushl %edi ; X32-NEXT: pushl %esi ; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X32-NEXT: movl {{[0-9]+}}(%esp), %esi ; X32-NEXT: movl {{[0-9]+}}(%esp), %eax ; X32-NEXT: shrdl $3, %eax, %esi ; X32-NEXT: movl %eax, %edi ; X32-NEXT: shrl $3, %edi ; X32-NEXT: movl (%ecx), %eax ; X32-NEXT: movl 4(%ecx), %edx ; X32-NEXT: addl $-1, %eax ; X32-NEXT: adcl $-1, %edx ; X32-NEXT: andl %esi, %eax ; X32-NEXT: andl %edi, %edx ; X32-NEXT: popl %esi ; X32-NEXT: popl %edi ; X32-NEXT: retl ; ; X64-LABEL: t6: ; X64: # %bb.0: ; X64-NEXT: shrq $3, %rdi ; X64-NEXT: movq (%rsi), %rax ; X64-NEXT: decq %rax ; X64-NEXT: andq %rdi, %rax ; X64-NEXT: retq %shr = lshr i64 %key, 3 %1 = load i64, i64* %val, align 8 %sub = add i64 %1, 2305843009213693951 %and = and i64 %sub, %shr ret i64 %and } define i64 @big_mask_constant(i64 %x) nounwind { ; X32-LABEL: big_mask_constant: ; X32: # %bb.0: ; X32-NEXT: movl {{[0-9]+}}(%esp), %eax ; X32-NEXT: andl $4, %eax ; X32-NEXT: shll $25, %eax ; X32-NEXT: xorl %edx, %edx ; X32-NEXT: retl ; ; X64-LABEL: big_mask_constant: ; X64: # %bb.0: ; X64-NEXT: movq %rdi, %rax ; X64-NEXT: shrq $7, %rax ; X64-NEXT: andl $134217728, %eax # imm = 0x8000000 ; X64-NEXT: retq %and = and i64 %x, 17179869184 ; 0x400000000 %sh = lshr i64 %and, 7 ret i64 %sh }