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; RUN: llc < %s -mtriple=x86_64-apple-darwin10 -show-mc-encoding | FileCheck %s
define i32 @test1(i32 %X, i32* %y) nounwind {
%tmp = load i32* %y ; <i32> [#uses=1]
%tmp.upgrd.1 = icmp eq i32 %tmp, 0 ; <i1> [#uses=1]
br i1 %tmp.upgrd.1, label %ReturnBlock, label %cond_true
cond_true: ; preds = %0
ret i32 1
ReturnBlock: ; preds = %0
ret i32 0
; CHECK: test1:
; CHECK: cmpl $0, (%rsi)
}
define i32 @test2(i32 %X, i32* %y) nounwind {
%tmp = load i32* %y ; <i32> [#uses=1]
%tmp1 = shl i32 %tmp, 3 ; <i32> [#uses=1]
%tmp1.upgrd.2 = icmp eq i32 %tmp1, 0 ; <i1> [#uses=1]
br i1 %tmp1.upgrd.2, label %ReturnBlock, label %cond_true
cond_true: ; preds = %0
ret i32 1
ReturnBlock: ; preds = %0
ret i32 0
; CHECK: test2:
; CHECK: movl (%rsi), %eax
; CHECK: shll $3, %eax
; CHECK: testl %eax, %eax
}
define i64 @test3(i64 %x) nounwind {
%t = icmp eq i64 %x, 0
%r = zext i1 %t to i64
ret i64 %r
; CHECK: test3:
; CHECK: testq %rdi, %rdi
; CHECK: sete %al
; CHECK: movzbl %al, %eax
; CHECK: ret
}
define i64 @test4(i64 %x) nounwind {
%t = icmp slt i64 %x, 1
%r = zext i1 %t to i64
ret i64 %r
; CHECK: test4:
; CHECK: testq %rdi, %rdi
; CHECK: setle %al
; CHECK: movzbl %al, %eax
; CHECK: ret
}
define i32 @test5(double %A) nounwind {
entry:
%tmp2 = fcmp ogt double %A, 1.500000e+02; <i1> [#uses=1]
%tmp5 = fcmp ult double %A, 7.500000e+01; <i1> [#uses=1]
%bothcond = or i1 %tmp2, %tmp5; <i1> [#uses=1]
br i1 %bothcond, label %bb8, label %bb12
bb8:; preds = %entry
%tmp9 = tail call i32 (...)* @foo( ) nounwind ; <i32> [#uses=1]
ret i32 %tmp9
bb12:; preds = %entry
ret i32 32
; CHECK: test5:
; CHECK: ucomisd LCPI4_0(%rip), %xmm0
; CHECK: ucomisd LCPI4_1(%rip), %xmm0
}
declare i32 @foo(...)
define i32 @test6() nounwind align 2 {
%A = alloca {i64, i64}, align 8
%B = getelementptr inbounds {i64, i64}* %A, i64 0, i32 1
%C = load i64* %B
%D = icmp eq i64 %C, 0
br i1 %D, label %T, label %F
T:
ret i32 1
F:
ret i32 0
; CHECK: test6:
; CHECK: cmpq $0, -8(%rsp)
; CHECK: encoding: [0x48,0x83,0x7c,0x24,0xf8,0x00]
}
; rdar://11866926
define i32 @test7(i64 %res) nounwind {
entry:
; CHECK: test7:
; CHECK-NOT: movabsq
; CHECK: shrq $32, %rdi
; CHECK: testq %rdi, %rdi
; CHECK: sete
%lnot = icmp ult i64 %res, 4294967296
%lnot.ext = zext i1 %lnot to i32
ret i32 %lnot.ext
}
define i32 @test8(i64 %res) nounwind {
entry:
; CHECK: test8:
; CHECK-NOT: movabsq
; CHECK: shrq $32, %rdi
; CHECK: cmpq $3, %rdi
%lnot = icmp ult i64 %res, 12884901888
%lnot.ext = zext i1 %lnot to i32
ret i32 %lnot.ext
}
define i32 @test9(i64 %res) nounwind {
entry:
; CHECK: test9:
; CHECK-NOT: movabsq
; CHECK: shrq $33, %rdi
; CHECK: testq %rdi, %rdi
; CHECK: sete
%lnot = icmp ult i64 %res, 8589934592
%lnot.ext = zext i1 %lnot to i32
ret i32 %lnot.ext
}
define i32 @test10(i64 %res) nounwind {
entry:
; CHECK: test10:
; CHECK-NOT: movabsq
; CHECK: shrq $32, %rdi
; CHECK: testq %rdi, %rdi
; CHECK: setne
%lnot = icmp uge i64 %res, 4294967296
%lnot.ext = zext i1 %lnot to i32
ret i32 %lnot.ext
}
; rdar://9758774
define i32 @test11(i64 %l) nounwind {
entry:
; CHECK: test11:
; CHECK-NOT: movabsq
; CHECK-NOT: andq
; CHECK: shrq $47, %rdi
; CHECK: cmpq $1, %rdi
%shr.mask = and i64 %l, -140737488355328
%cmp = icmp eq i64 %shr.mask, 140737488355328
%conv = zext i1 %cmp to i32
ret i32 %conv
}
define i32 @test12() uwtable ssp {
; CHECK: test12:
; CHECK: testb
%1 = call zeroext i1 @test12b()
br i1 %1, label %2, label %3
; <label>:2 ; preds = %0
ret i32 1
; <label>:3 ; preds = %0
ret i32 2
}
declare zeroext i1 @test12b()
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