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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -O3 -S | FileCheck %s
; Compile time conversions of NaNs.
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i686-apple-darwin8"
%struct..0anon = type { float }
%struct..1anon = type { double }
@fnan = constant [3 x i32] [ i32 2143831397, i32 2143831396, i32 2143831398 ]
@dnan = constant [3 x i64] [ i64 9223235251041752696, i64 9223235251041752697, i64 9223235250773317239 ], align 8
@fsnan = constant [3 x i32] [ i32 2139637093, i32 2139637092, i32 2139637094 ]
@dsnan = constant [3 x i64] [ i64 9220983451228067448, i64 9220983451228067449, i64 9220983450959631991 ], align 8
@.str = internal constant [10 x i8] c"%08x%08x\0A\00"
@.str1 = internal constant [6 x i8] c"%08x\0A\00"
@var = external global i32
; SNAN becomes QNAN on fptrunc:
; 2147228864 = 0x7ffc1cc0 : QNAN
define i32 @main() {
; CHECK-LABEL: @main(
; CHECK-NEXT: entry:
; CHECK-NEXT: store volatile i32 2147027116, ptr @var, align 4
; CHECK-NEXT: store volatile i32 -1610612736, ptr @var, align 4
; CHECK-NEXT: store volatile i32 2147027116, ptr @var, align 4
; CHECK-NEXT: store volatile i32 -2147483648, ptr @var, align 4
; CHECK-NEXT: store volatile i32 2147027116, ptr @var, align 4
; CHECK-NEXT: store volatile i32 -1073741824, ptr @var, align 4
; CHECK-NEXT: store volatile i32 2147228864, ptr @var, align 4
; CHECK-NEXT: store volatile i32 2147228864, ptr @var, align 4
; CHECK-NEXT: store volatile i32 2147228864, ptr @var, align 4
; CHECK-NEXT: store volatile i32 2147027116, ptr @var, align 4
; CHECK-NEXT: store volatile i32 -1610612736, ptr @var, align 4
; CHECK-NEXT: store volatile i32 2147027116, ptr @var, align 4
; CHECK-NEXT: store volatile i32 -2147483648, ptr @var, align 4
; CHECK-NEXT: store volatile i32 2147027116, ptr @var, align 4
; CHECK-NEXT: store volatile i32 -1073741824, ptr @var, align 4
; CHECK-NEXT: store volatile i32 2147228864, ptr @var, align 4
; CHECK-NEXT: store volatile i32 2147228864, ptr @var, align 4
; CHECK-NEXT: store volatile i32 2147228864, ptr @var, align 4
; CHECK-NEXT: ret i32 undef
;
entry:
%retval = alloca i32, align 4
%i = alloca i32, align 4
%uf = alloca %struct..0anon, align 4
%ud = alloca %struct..1anon, align 8
%"alloca point" = bitcast i32 0 to i32
store i32 0, ptr %i, align 4
br label %bb23
bb: ; preds = %bb23
%t = load i32, ptr %i, align 4
%t1 = getelementptr [3 x i32], ptr @fnan, i32 0, i32 %t
%t2 = load i32, ptr %t1, align 4
store i32 %t2, ptr %uf, align 4
%t6 = load float, ptr %uf, align 4
%t67 = fpext float %t6 to double
store double %t67, ptr %ud, align 8
%t11 = load i64, ptr %ud, align 8
%t1112 = trunc i64 %t11 to i32
%t13 = and i32 %t1112, -1
%t16 = load i64, ptr %ud, align 8
%.cast = zext i32 32 to i64
%t17 = ashr i64 %t16, %.cast
%t1718 = trunc i64 %t17 to i32
store volatile i32 %t1718, ptr @var
store volatile i32 %t13, ptr @var
%t21 = load i32, ptr %i, align 4
%t22 = add i32 %t21, 1
store i32 %t22, ptr %i, align 4
br label %bb23
bb23: ; preds = %bb, %entry
%t24 = load i32, ptr %i, align 4
%t25 = icmp sle i32 %t24, 2
%t2526 = zext i1 %t25 to i8
%toBool = icmp ne i8 %t2526, 0
br i1 %toBool, label %bb, label %bb27
bb27: ; preds = %bb23
store i32 0, ptr %i, align 4
br label %bb46
bb28: ; preds = %bb46
%t29 = load i32, ptr %i, align 4
%t30 = getelementptr [3 x i64], ptr @dnan, i32 0, i32 %t29
%t31 = load i64, ptr %t30, align 8
store i64 %t31, ptr %ud, align 8
%t36 = load double, ptr %ud, align 8
%t3637 = fptrunc double %t36 to float
store float %t3637, ptr %uf, align 4
%t41 = load i32, ptr %uf, align 4
store volatile i32 %t41, ptr @var
%t44 = load i32, ptr %i, align 4
%t45 = add i32 %t44, 1
store i32 %t45, ptr %i, align 4
br label %bb46
bb46: ; preds = %bb28, %bb27
%t47 = load i32, ptr %i, align 4
%t48 = icmp sle i32 %t47, 2
%t4849 = zext i1 %t48 to i8
%toBool50 = icmp ne i8 %t4849, 0
br i1 %toBool50, label %bb28, label %bb51
bb51: ; preds = %bb46
store i32 0, ptr %i, align 4
br label %bb78
bb52: ; preds = %bb78
%t53 = load i32, ptr %i, align 4
%t54 = getelementptr [3 x i32], ptr @fsnan, i32 0, i32 %t53
%t55 = load i32, ptr %t54, align 4
store i32 %t55, ptr %uf, align 4
%t59 = load float, ptr %uf, align 4
%t5960 = fpext float %t59 to double
store double %t5960, ptr %ud, align 8
%t64 = load i64, ptr %ud, align 8
%t6465 = trunc i64 %t64 to i32
%t66 = and i32 %t6465, -1
%t70 = load i64, ptr %ud, align 8
%.cast71 = zext i32 32 to i64
%t72 = ashr i64 %t70, %.cast71
%t7273 = trunc i64 %t72 to i32
store volatile i32 %t7273, ptr @var
store volatile i32 %t66, ptr @var
%t76 = load i32, ptr %i, align 4
%t77 = add i32 %t76, 1
store i32 %t77, ptr %i, align 4
br label %bb78
bb78: ; preds = %bb52, %bb51
%t79 = load i32, ptr %i, align 4
%t80 = icmp sle i32 %t79, 2
%t8081 = zext i1 %t80 to i8
%toBool82 = icmp ne i8 %t8081, 0
br i1 %toBool82, label %bb52, label %bb83
bb83: ; preds = %bb78
store i32 0, ptr %i, align 4
br label %bb101
bb84: ; preds = %bb101
%t85 = load i32, ptr %i, align 4
%t86 = getelementptr [3 x i64], ptr @dsnan, i32 0, i32 %t85
%t87 = load i64, ptr %t86, align 8
store i64 %t87, ptr %ud, align 8
%t91 = load double, ptr %ud, align 8
%t9192 = fptrunc double %t91 to float
store float %t9192, ptr %uf, align 4
%t96 = load i32, ptr %uf, align 4
store volatile i32 %t96, ptr @var
%t99 = load i32, ptr %i, align 4
%t100 = add i32 %t99, 1
store i32 %t100, ptr %i, align 4
br label %bb101
bb101: ; preds = %bb84, %bb83
%t102 = load i32, ptr %i, align 4
%t103 = icmp sle i32 %t102, 2
%t103104 = zext i1 %t103 to i8
%toBool105 = icmp ne i8 %t103104, 0
br i1 %toBool105, label %bb84, label %bb106
bb106: ; preds = %bb101
br label %return
return: ; preds = %bb106
%retval107 = load i32, ptr %retval
ret i32 %retval107
}
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