Files
clang-p2996/llvm/test/CodeGen/X86/test-shrink.ll
Craig Topper de565fc73e [X86] Only reorder srl/and on last DAG combiner run
This seems to interfere with a target independent brcond combine that looks for the (srl (and X, C1), C2) pattern to enable TEST instructions. Once we flip, that combine doesn't fire and we end up exposing it to the X86 specific BT combine which causes us to emit a BT instruction. BT has lower throughput than TEST.

We could try to make the brcond combine aware of the alternate pattern, but since the flip was just a code size reduction and not likely to enable other combines, it seemed easier to just delay it until after lowering.

Differential Revision: https://reviews.llvm.org/D43201

llvm-svn: 325371
2018-02-16 18:51:09 +00:00

575 lines
16 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s --check-prefix=CHECK-LINUX64
; RUN: llc < %s -mtriple=x86_64-win32 | FileCheck %s --check-prefix=CHECK-WIN32-64
; RUN: llc < %s -mtriple=i686-- | FileCheck %s --check-prefix=CHECK-X86
define void @g64xh(i64 inreg %x) nounwind {
; CHECK-LINUX64-LABEL: g64xh:
; CHECK-LINUX64: # %bb.0:
; CHECK-LINUX64-NEXT: testl $2048, %edi # imm = 0x800
; CHECK-LINUX64-NEXT: jne .LBB0_2
; CHECK-LINUX64-NEXT: # %bb.1: # %yes
; CHECK-LINUX64-NEXT: pushq %rax
; CHECK-LINUX64-NEXT: callq bar
; CHECK-LINUX64-NEXT: popq %rax
; CHECK-LINUX64-NEXT: .LBB0_2: # %no
; CHECK-LINUX64-NEXT: retq
;
; CHECK-WIN32-64-LABEL: g64xh:
; CHECK-WIN32-64: # %bb.0:
; CHECK-WIN32-64-NEXT: subq $40, %rsp
; CHECK-WIN32-64-NEXT: testl $2048, %ecx # imm = 0x800
; CHECK-WIN32-64-NEXT: jne .LBB0_2
; CHECK-WIN32-64-NEXT: # %bb.1: # %yes
; CHECK-WIN32-64-NEXT: callq bar
; CHECK-WIN32-64-NEXT: .LBB0_2: # %no
; CHECK-WIN32-64-NEXT: addq $40, %rsp
; CHECK-WIN32-64-NEXT: retq
;
; CHECK-X86-LABEL: g64xh:
; CHECK-X86: # %bb.0:
; CHECK-X86-NEXT: testl $2048, %eax # imm = 0x800
; CHECK-X86-NEXT: jne .LBB0_2
; CHECK-X86-NEXT: # %bb.1: # %yes
; CHECK-X86-NEXT: calll bar
; CHECK-X86-NEXT: .LBB0_2: # %no
; CHECK-X86-NEXT: retl
%t = and i64 %x, 2048
%s = icmp eq i64 %t, 0
br i1 %s, label %yes, label %no
yes:
call void @bar()
ret void
no:
ret void
}
define void @g64xl(i64 inreg %x) nounwind {
; CHECK-LINUX64-LABEL: g64xl:
; CHECK-LINUX64: # %bb.0:
; CHECK-LINUX64-NEXT: testb $8, %dil
; CHECK-LINUX64-NEXT: jne .LBB1_2
; CHECK-LINUX64-NEXT: # %bb.1: # %yes
; CHECK-LINUX64-NEXT: pushq %rax
; CHECK-LINUX64-NEXT: callq bar
; CHECK-LINUX64-NEXT: popq %rax
; CHECK-LINUX64-NEXT: .LBB1_2: # %no
; CHECK-LINUX64-NEXT: retq
;
; CHECK-WIN32-64-LABEL: g64xl:
; CHECK-WIN32-64: # %bb.0:
; CHECK-WIN32-64-NEXT: subq $40, %rsp
; CHECK-WIN32-64-NEXT: testb $8, %cl
; CHECK-WIN32-64-NEXT: jne .LBB1_2
; CHECK-WIN32-64-NEXT: # %bb.1: # %yes
; CHECK-WIN32-64-NEXT: callq bar
; CHECK-WIN32-64-NEXT: .LBB1_2: # %no
; CHECK-WIN32-64-NEXT: addq $40, %rsp
; CHECK-WIN32-64-NEXT: retq
;
; CHECK-X86-LABEL: g64xl:
; CHECK-X86: # %bb.0:
; CHECK-X86-NEXT: testb $8, %al
; CHECK-X86-NEXT: jne .LBB1_2
; CHECK-X86-NEXT: # %bb.1: # %yes
; CHECK-X86-NEXT: calll bar
; CHECK-X86-NEXT: .LBB1_2: # %no
; CHECK-X86-NEXT: retl
%t = and i64 %x, 8
%s = icmp eq i64 %t, 0
br i1 %s, label %yes, label %no
yes:
call void @bar()
ret void
no:
ret void
}
define void @g32xh(i32 inreg %x) nounwind {
; CHECK-LINUX64-LABEL: g32xh:
; CHECK-LINUX64: # %bb.0:
; CHECK-LINUX64-NEXT: testl $2048, %edi # imm = 0x800
; CHECK-LINUX64-NEXT: jne .LBB2_2
; CHECK-LINUX64-NEXT: # %bb.1: # %yes
; CHECK-LINUX64-NEXT: pushq %rax
; CHECK-LINUX64-NEXT: callq bar
; CHECK-LINUX64-NEXT: popq %rax
; CHECK-LINUX64-NEXT: .LBB2_2: # %no
; CHECK-LINUX64-NEXT: retq
;
; CHECK-WIN32-64-LABEL: g32xh:
; CHECK-WIN32-64: # %bb.0:
; CHECK-WIN32-64-NEXT: subq $40, %rsp
; CHECK-WIN32-64-NEXT: testl $2048, %ecx # imm = 0x800
; CHECK-WIN32-64-NEXT: jne .LBB2_2
; CHECK-WIN32-64-NEXT: # %bb.1: # %yes
; CHECK-WIN32-64-NEXT: callq bar
; CHECK-WIN32-64-NEXT: .LBB2_2: # %no
; CHECK-WIN32-64-NEXT: addq $40, %rsp
; CHECK-WIN32-64-NEXT: retq
;
; CHECK-X86-LABEL: g32xh:
; CHECK-X86: # %bb.0:
; CHECK-X86-NEXT: testl $2048, %eax # imm = 0x800
; CHECK-X86-NEXT: jne .LBB2_2
; CHECK-X86-NEXT: # %bb.1: # %yes
; CHECK-X86-NEXT: calll bar
; CHECK-X86-NEXT: .LBB2_2: # %no
; CHECK-X86-NEXT: retl
%t = and i32 %x, 2048
%s = icmp eq i32 %t, 0
br i1 %s, label %yes, label %no
yes:
call void @bar()
ret void
no:
ret void
}
define void @g32xl(i32 inreg %x) nounwind {
; CHECK-LINUX64-LABEL: g32xl:
; CHECK-LINUX64: # %bb.0:
; CHECK-LINUX64-NEXT: testb $8, %dil
; CHECK-LINUX64-NEXT: jne .LBB3_2
; CHECK-LINUX64-NEXT: # %bb.1: # %yes
; CHECK-LINUX64-NEXT: pushq %rax
; CHECK-LINUX64-NEXT: callq bar
; CHECK-LINUX64-NEXT: popq %rax
; CHECK-LINUX64-NEXT: .LBB3_2: # %no
; CHECK-LINUX64-NEXT: retq
;
; CHECK-WIN32-64-LABEL: g32xl:
; CHECK-WIN32-64: # %bb.0:
; CHECK-WIN32-64-NEXT: subq $40, %rsp
; CHECK-WIN32-64-NEXT: testb $8, %cl
; CHECK-WIN32-64-NEXT: jne .LBB3_2
; CHECK-WIN32-64-NEXT: # %bb.1: # %yes
; CHECK-WIN32-64-NEXT: callq bar
; CHECK-WIN32-64-NEXT: .LBB3_2: # %no
; CHECK-WIN32-64-NEXT: addq $40, %rsp
; CHECK-WIN32-64-NEXT: retq
;
; CHECK-X86-LABEL: g32xl:
; CHECK-X86: # %bb.0:
; CHECK-X86-NEXT: testb $8, %al
; CHECK-X86-NEXT: jne .LBB3_2
; CHECK-X86-NEXT: # %bb.1: # %yes
; CHECK-X86-NEXT: calll bar
; CHECK-X86-NEXT: .LBB3_2: # %no
; CHECK-X86-NEXT: retl
%t = and i32 %x, 8
%s = icmp eq i32 %t, 0
br i1 %s, label %yes, label %no
yes:
call void @bar()
ret void
no:
ret void
}
define void @g16xh(i16 inreg %x) nounwind {
; CHECK-LINUX64-LABEL: g16xh:
; CHECK-LINUX64: # %bb.0:
; CHECK-LINUX64-NEXT: testl $2048, %edi # imm = 0x800
; CHECK-LINUX64-NEXT: jne .LBB4_2
; CHECK-LINUX64-NEXT: # %bb.1: # %yes
; CHECK-LINUX64-NEXT: pushq %rax
; CHECK-LINUX64-NEXT: callq bar
; CHECK-LINUX64-NEXT: popq %rax
; CHECK-LINUX64-NEXT: .LBB4_2: # %no
; CHECK-LINUX64-NEXT: retq
;
; CHECK-WIN32-64-LABEL: g16xh:
; CHECK-WIN32-64: # %bb.0:
; CHECK-WIN32-64-NEXT: subq $40, %rsp
; CHECK-WIN32-64-NEXT: testl $2048, %ecx # imm = 0x800
; CHECK-WIN32-64-NEXT: jne .LBB4_2
; CHECK-WIN32-64-NEXT: # %bb.1: # %yes
; CHECK-WIN32-64-NEXT: callq bar
; CHECK-WIN32-64-NEXT: .LBB4_2: # %no
; CHECK-WIN32-64-NEXT: addq $40, %rsp
; CHECK-WIN32-64-NEXT: retq
;
; CHECK-X86-LABEL: g16xh:
; CHECK-X86: # %bb.0:
; CHECK-X86-NEXT: testl $2048, %eax # imm = 0x800
; CHECK-X86-NEXT: jne .LBB4_2
; CHECK-X86-NEXT: # %bb.1: # %yes
; CHECK-X86-NEXT: calll bar
; CHECK-X86-NEXT: .LBB4_2: # %no
; CHECK-X86-NEXT: retl
%t = and i16 %x, 2048
%s = icmp eq i16 %t, 0
br i1 %s, label %yes, label %no
yes:
call void @bar()
ret void
no:
ret void
}
define void @g16xl(i16 inreg %x) nounwind {
; CHECK-LINUX64-LABEL: g16xl:
; CHECK-LINUX64: # %bb.0:
; CHECK-LINUX64-NEXT: testb $8, %dil
; CHECK-LINUX64-NEXT: jne .LBB5_2
; CHECK-LINUX64-NEXT: # %bb.1: # %yes
; CHECK-LINUX64-NEXT: pushq %rax
; CHECK-LINUX64-NEXT: callq bar
; CHECK-LINUX64-NEXT: popq %rax
; CHECK-LINUX64-NEXT: .LBB5_2: # %no
; CHECK-LINUX64-NEXT: retq
;
; CHECK-WIN32-64-LABEL: g16xl:
; CHECK-WIN32-64: # %bb.0:
; CHECK-WIN32-64-NEXT: subq $40, %rsp
; CHECK-WIN32-64-NEXT: testb $8, %cl
; CHECK-WIN32-64-NEXT: jne .LBB5_2
; CHECK-WIN32-64-NEXT: # %bb.1: # %yes
; CHECK-WIN32-64-NEXT: callq bar
; CHECK-WIN32-64-NEXT: .LBB5_2: # %no
; CHECK-WIN32-64-NEXT: addq $40, %rsp
; CHECK-WIN32-64-NEXT: retq
;
; CHECK-X86-LABEL: g16xl:
; CHECK-X86: # %bb.0:
; CHECK-X86-NEXT: testb $8, %al
; CHECK-X86-NEXT: jne .LBB5_2
; CHECK-X86-NEXT: # %bb.1: # %yes
; CHECK-X86-NEXT: calll bar
; CHECK-X86-NEXT: .LBB5_2: # %no
; CHECK-X86-NEXT: retl
%t = and i16 %x, 8
%s = icmp eq i16 %t, 0
br i1 %s, label %yes, label %no
yes:
call void @bar()
ret void
no:
ret void
}
define void @g64x16(i64 inreg %x) nounwind {
; CHECK-LINUX64-LABEL: g64x16:
; CHECK-LINUX64: # %bb.0:
; CHECK-LINUX64-NEXT: testl $32896, %edi # imm = 0x8080
; CHECK-LINUX64-NEXT: je .LBB6_1
; CHECK-LINUX64-NEXT: # %bb.2: # %no
; CHECK-LINUX64-NEXT: retq
; CHECK-LINUX64-NEXT: .LBB6_1: # %yes
; CHECK-LINUX64-NEXT: pushq %rax
; CHECK-LINUX64-NEXT: callq bar
; CHECK-LINUX64-NEXT: popq %rax
; CHECK-LINUX64-NEXT: retq
;
; CHECK-WIN32-64-LABEL: g64x16:
; CHECK-WIN32-64: # %bb.0:
; CHECK-WIN32-64-NEXT: subq $40, %rsp
; CHECK-WIN32-64-NEXT: testl $32896, %ecx # imm = 0x8080
; CHECK-WIN32-64-NEXT: je .LBB6_1
; CHECK-WIN32-64-NEXT: # %bb.2: # %no
; CHECK-WIN32-64-NEXT: addq $40, %rsp
; CHECK-WIN32-64-NEXT: retq
; CHECK-WIN32-64-NEXT: .LBB6_1: # %yes
; CHECK-WIN32-64-NEXT: callq bar
; CHECK-WIN32-64-NEXT: addq $40, %rsp
; CHECK-WIN32-64-NEXT: retq
;
; CHECK-X86-LABEL: g64x16:
; CHECK-X86: # %bb.0:
; CHECK-X86-NEXT: testl $32896, %eax # imm = 0x8080
; CHECK-X86-NEXT: je .LBB6_1
; CHECK-X86-NEXT: # %bb.2: # %no
; CHECK-X86-NEXT: retl
; CHECK-X86-NEXT: .LBB6_1: # %yes
; CHECK-X86-NEXT: calll bar
; CHECK-X86-NEXT: retl
%t = and i64 %x, 32896
%s = icmp eq i64 %t, 0
br i1 %s, label %yes, label %no
yes:
call void @bar()
ret void
no:
ret void
}
define void @g64x16minsize(i64 inreg %x) nounwind minsize {
; CHECK-LINUX64-LABEL: g64x16minsize:
; CHECK-LINUX64: # %bb.0:
; CHECK-LINUX64-NEXT: testw $-32640, %di # imm = 0x8080
; CHECK-LINUX64-NEXT: je .LBB7_1
; CHECK-LINUX64-NEXT: # %bb.2: # %no
; CHECK-LINUX64-NEXT: retq
; CHECK-LINUX64-NEXT: .LBB7_1: # %yes
; CHECK-LINUX64-NEXT: pushq %rax
; CHECK-LINUX64-NEXT: callq bar
; CHECK-LINUX64-NEXT: popq %rax
; CHECK-LINUX64-NEXT: retq
;
; CHECK-WIN32-64-LABEL: g64x16minsize:
; CHECK-WIN32-64: # %bb.0:
; CHECK-WIN32-64-NEXT: subq $40, %rsp
; CHECK-WIN32-64-NEXT: testw $-32640, %cx # imm = 0x8080
; CHECK-WIN32-64-NEXT: jne .LBB7_2
; CHECK-WIN32-64-NEXT: # %bb.1: # %yes
; CHECK-WIN32-64-NEXT: callq bar
; CHECK-WIN32-64-NEXT: .LBB7_2: # %no
; CHECK-WIN32-64-NEXT: addq $40, %rsp
; CHECK-WIN32-64-NEXT: retq
;
; CHECK-X86-LABEL: g64x16minsize:
; CHECK-X86: # %bb.0:
; CHECK-X86-NEXT: testw $-32640, %ax # imm = 0x8080
; CHECK-X86-NEXT: je .LBB7_1
; CHECK-X86-NEXT: # %bb.2: # %no
; CHECK-X86-NEXT: retl
; CHECK-X86-NEXT: .LBB7_1: # %yes
; CHECK-X86-NEXT: calll bar
; CHECK-X86-NEXT: retl
%t = and i64 %x, 32896
%s = icmp eq i64 %t, 0
br i1 %s, label %yes, label %no
yes:
call void @bar()
ret void
no:
ret void
}
define void @g32x16(i32 inreg %x) nounwind {
; CHECK-LINUX64-LABEL: g32x16:
; CHECK-LINUX64: # %bb.0:
; CHECK-LINUX64-NEXT: testl $32896, %edi # imm = 0x8080
; CHECK-LINUX64-NEXT: je .LBB8_1
; CHECK-LINUX64-NEXT: # %bb.2: # %no
; CHECK-LINUX64-NEXT: retq
; CHECK-LINUX64-NEXT: .LBB8_1: # %yes
; CHECK-LINUX64-NEXT: pushq %rax
; CHECK-LINUX64-NEXT: callq bar
; CHECK-LINUX64-NEXT: popq %rax
; CHECK-LINUX64-NEXT: retq
;
; CHECK-WIN32-64-LABEL: g32x16:
; CHECK-WIN32-64: # %bb.0:
; CHECK-WIN32-64-NEXT: subq $40, %rsp
; CHECK-WIN32-64-NEXT: testl $32896, %ecx # imm = 0x8080
; CHECK-WIN32-64-NEXT: je .LBB8_1
; CHECK-WIN32-64-NEXT: # %bb.2: # %no
; CHECK-WIN32-64-NEXT: addq $40, %rsp
; CHECK-WIN32-64-NEXT: retq
; CHECK-WIN32-64-NEXT: .LBB8_1: # %yes
; CHECK-WIN32-64-NEXT: callq bar
; CHECK-WIN32-64-NEXT: addq $40, %rsp
; CHECK-WIN32-64-NEXT: retq
;
; CHECK-X86-LABEL: g32x16:
; CHECK-X86: # %bb.0:
; CHECK-X86-NEXT: testl $32896, %eax # imm = 0x8080
; CHECK-X86-NEXT: je .LBB8_1
; CHECK-X86-NEXT: # %bb.2: # %no
; CHECK-X86-NEXT: retl
; CHECK-X86-NEXT: .LBB8_1: # %yes
; CHECK-X86-NEXT: calll bar
; CHECK-X86-NEXT: retl
%t = and i32 %x, 32896
%s = icmp eq i32 %t, 0
br i1 %s, label %yes, label %no
yes:
call void @bar()
ret void
no:
ret void
}
define void @g32x16minsize(i32 inreg %x) nounwind minsize {
; CHECK-LINUX64-LABEL: g32x16minsize:
; CHECK-LINUX64: # %bb.0:
; CHECK-LINUX64-NEXT: testw $-32640, %di # imm = 0x8080
; CHECK-LINUX64-NEXT: je .LBB9_1
; CHECK-LINUX64-NEXT: # %bb.2: # %no
; CHECK-LINUX64-NEXT: retq
; CHECK-LINUX64-NEXT: .LBB9_1: # %yes
; CHECK-LINUX64-NEXT: pushq %rax
; CHECK-LINUX64-NEXT: callq bar
; CHECK-LINUX64-NEXT: popq %rax
; CHECK-LINUX64-NEXT: retq
;
; CHECK-WIN32-64-LABEL: g32x16minsize:
; CHECK-WIN32-64: # %bb.0:
; CHECK-WIN32-64-NEXT: subq $40, %rsp
; CHECK-WIN32-64-NEXT: testw $-32640, %cx # imm = 0x8080
; CHECK-WIN32-64-NEXT: jne .LBB9_2
; CHECK-WIN32-64-NEXT: # %bb.1: # %yes
; CHECK-WIN32-64-NEXT: callq bar
; CHECK-WIN32-64-NEXT: .LBB9_2: # %no
; CHECK-WIN32-64-NEXT: addq $40, %rsp
; CHECK-WIN32-64-NEXT: retq
;
; CHECK-X86-LABEL: g32x16minsize:
; CHECK-X86: # %bb.0:
; CHECK-X86-NEXT: testw $-32640, %ax # imm = 0x8080
; CHECK-X86-NEXT: je .LBB9_1
; CHECK-X86-NEXT: # %bb.2: # %no
; CHECK-X86-NEXT: retl
; CHECK-X86-NEXT: .LBB9_1: # %yes
; CHECK-X86-NEXT: calll bar
; CHECK-X86-NEXT: retl
%t = and i32 %x, 32896
%s = icmp eq i32 %t, 0
br i1 %s, label %yes, label %no
yes:
call void @bar()
ret void
no:
ret void
}
define void @g64x32(i64 inreg %x) nounwind {
; CHECK-LINUX64-LABEL: g64x32:
; CHECK-LINUX64: # %bb.0:
; CHECK-LINUX64-NEXT: testl $268468352, %edi # imm = 0x10008080
; CHECK-LINUX64-NEXT: je .LBB10_1
; CHECK-LINUX64-NEXT: # %bb.2: # %no
; CHECK-LINUX64-NEXT: retq
; CHECK-LINUX64-NEXT: .LBB10_1: # %yes
; CHECK-LINUX64-NEXT: pushq %rax
; CHECK-LINUX64-NEXT: callq bar
; CHECK-LINUX64-NEXT: popq %rax
; CHECK-LINUX64-NEXT: retq
;
; CHECK-WIN32-64-LABEL: g64x32:
; CHECK-WIN32-64: # %bb.0:
; CHECK-WIN32-64-NEXT: subq $40, %rsp
; CHECK-WIN32-64-NEXT: testl $268468352, %ecx # imm = 0x10008080
; CHECK-WIN32-64-NEXT: je .LBB10_1
; CHECK-WIN32-64-NEXT: # %bb.2: # %no
; CHECK-WIN32-64-NEXT: addq $40, %rsp
; CHECK-WIN32-64-NEXT: retq
; CHECK-WIN32-64-NEXT: .LBB10_1: # %yes
; CHECK-WIN32-64-NEXT: callq bar
; CHECK-WIN32-64-NEXT: addq $40, %rsp
; CHECK-WIN32-64-NEXT: retq
;
; CHECK-X86-LABEL: g64x32:
; CHECK-X86: # %bb.0:
; CHECK-X86-NEXT: testl $268468352, %eax # imm = 0x10008080
; CHECK-X86-NEXT: je .LBB10_1
; CHECK-X86-NEXT: # %bb.2: # %no
; CHECK-X86-NEXT: retl
; CHECK-X86-NEXT: .LBB10_1: # %yes
; CHECK-X86-NEXT: calll bar
; CHECK-X86-NEXT: retl
%t = and i64 %x, 268468352
%s = icmp eq i64 %t, 0
br i1 %s, label %yes, label %no
yes:
call void @bar()
ret void
no:
ret void
}
define void @truncand32(i16 inreg %x) nounwind {
; CHECK-LINUX64-LABEL: truncand32:
; CHECK-LINUX64: # %bb.0:
; CHECK-LINUX64-NEXT: testl $2049, %edi # imm = 0x801
; CHECK-LINUX64-NEXT: je .LBB11_1
; CHECK-LINUX64-NEXT: # %bb.2: # %no
; CHECK-LINUX64-NEXT: retq
; CHECK-LINUX64-NEXT: .LBB11_1: # %yes
; CHECK-LINUX64-NEXT: pushq %rax
; CHECK-LINUX64-NEXT: callq bar
; CHECK-LINUX64-NEXT: popq %rax
; CHECK-LINUX64-NEXT: retq
;
; CHECK-WIN32-64-LABEL: truncand32:
; CHECK-WIN32-64: # %bb.0:
; CHECK-WIN32-64-NEXT: subq $40, %rsp
; CHECK-WIN32-64-NEXT: testl $2049, %ecx # imm = 0x801
; CHECK-WIN32-64-NEXT: je .LBB11_1
; CHECK-WIN32-64-NEXT: # %bb.2: # %no
; CHECK-WIN32-64-NEXT: addq $40, %rsp
; CHECK-WIN32-64-NEXT: retq
; CHECK-WIN32-64-NEXT: .LBB11_1: # %yes
; CHECK-WIN32-64-NEXT: callq bar
; CHECK-WIN32-64-NEXT: addq $40, %rsp
; CHECK-WIN32-64-NEXT: retq
;
; CHECK-X86-LABEL: truncand32:
; CHECK-X86: # %bb.0:
; CHECK-X86-NEXT: testl $2049, %eax # imm = 0x801
; CHECK-X86-NEXT: je .LBB11_1
; CHECK-X86-NEXT: # %bb.2: # %no
; CHECK-X86-NEXT: retl
; CHECK-X86-NEXT: .LBB11_1: # %yes
; CHECK-X86-NEXT: calll bar
; CHECK-X86-NEXT: retl
%t = and i16 %x, 2049
%s = icmp eq i16 %t, 0
br i1 %s, label %yes, label %no
yes:
call void @bar()
ret void
no:
ret void
}
define void @testw(i16 inreg %x) nounwind minsize {
; CHECK-LINUX64-LABEL: testw:
; CHECK-LINUX64: # %bb.0:
; CHECK-LINUX64-NEXT: testw $2049, %di # imm = 0x801
; CHECK-LINUX64-NEXT: je .LBB12_1
; CHECK-LINUX64-NEXT: # %bb.2: # %no
; CHECK-LINUX64-NEXT: retq
; CHECK-LINUX64-NEXT: .LBB12_1: # %yes
; CHECK-LINUX64-NEXT: pushq %rax
; CHECK-LINUX64-NEXT: callq bar
; CHECK-LINUX64-NEXT: popq %rax
; CHECK-LINUX64-NEXT: retq
;
; CHECK-WIN32-64-LABEL: testw:
; CHECK-WIN32-64: # %bb.0:
; CHECK-WIN32-64-NEXT: subq $40, %rsp
; CHECK-WIN32-64-NEXT: testw $2049, %cx # imm = 0x801
; CHECK-WIN32-64-NEXT: jne .LBB12_2
; CHECK-WIN32-64-NEXT: # %bb.1: # %yes
; CHECK-WIN32-64-NEXT: callq bar
; CHECK-WIN32-64-NEXT: .LBB12_2: # %no
; CHECK-WIN32-64-NEXT: addq $40, %rsp
; CHECK-WIN32-64-NEXT: retq
;
; CHECK-X86-LABEL: testw:
; CHECK-X86: # %bb.0:
; CHECK-X86-NEXT: testw $2049, %ax # imm = 0x801
; CHECK-X86-NEXT: je .LBB12_1
; CHECK-X86-NEXT: # %bb.2: # %no
; CHECK-X86-NEXT: retl
; CHECK-X86-NEXT: .LBB12_1: # %yes
; CHECK-X86-NEXT: calll bar
; CHECK-X86-NEXT: retl
%t = and i16 %x, 2049
%s = icmp eq i16 %t, 0
br i1 %s, label %yes, label %no
yes:
call void @bar()
ret void
no:
ret void
}
declare void @bar()