| ; 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, i32* @var, align 4 |
| ; CHECK-NEXT: store volatile i32 -1610612736, i32* @var, align 4 |
| ; CHECK-NEXT: store volatile i32 2147027116, i32* @var, align 4 |
| ; CHECK-NEXT: store volatile i32 -2147483648, i32* @var, align 4 |
| ; CHECK-NEXT: store volatile i32 2147027116, i32* @var, align 4 |
| ; CHECK-NEXT: store volatile i32 -1073741824, i32* @var, align 4 |
| ; CHECK-NEXT: store volatile i32 2147228864, i32* @var, align 4 |
| ; CHECK-NEXT: store volatile i32 2147228864, i32* @var, align 4 |
| ; CHECK-NEXT: store volatile i32 2147228864, i32* @var, align 4 |
| ; CHECK-NEXT: store volatile i32 2147027116, i32* @var, align 4 |
| ; CHECK-NEXT: store volatile i32 -1610612736, i32* @var, align 4 |
| ; CHECK-NEXT: store volatile i32 2147027116, i32* @var, align 4 |
| ; CHECK-NEXT: store volatile i32 -2147483648, i32* @var, align 4 |
| ; CHECK-NEXT: store volatile i32 2147027116, i32* @var, align 4 |
| ; CHECK-NEXT: store volatile i32 -1073741824, i32* @var, align 4 |
| ; CHECK-NEXT: store volatile i32 2147228864, i32* @var, align 4 |
| ; CHECK-NEXT: store volatile i32 2147228864, i32* @var, align 4 |
| ; CHECK-NEXT: store volatile i32 2147228864, i32* @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, i32* %i, align 4 |
| br label %bb23 |
| |
| bb: ; preds = %bb23 |
| %t = load i32, i32* %i, align 4 |
| %t1 = getelementptr [3 x i32], [3 x i32]* @fnan, i32 0, i32 %t |
| %t2 = load i32, i32* %t1, align 4 |
| %t3 = getelementptr %struct..0anon, %struct..0anon* %uf, i32 0, i32 0 |
| %t34 = bitcast float* %t3 to i32* |
| store i32 %t2, i32* %t34, align 4 |
| %t5 = getelementptr %struct..0anon, %struct..0anon* %uf, i32 0, i32 0 |
| %t6 = load float, float* %t5, align 4 |
| %t67 = fpext float %t6 to double |
| %t8 = getelementptr %struct..1anon, %struct..1anon* %ud, i32 0, i32 0 |
| store double %t67, double* %t8, align 8 |
| %t9 = getelementptr %struct..1anon, %struct..1anon* %ud, i32 0, i32 0 |
| %t910 = bitcast double* %t9 to i64* |
| %t11 = load i64, i64* %t910, align 8 |
| %t1112 = trunc i64 %t11 to i32 |
| %t13 = and i32 %t1112, -1 |
| %t14 = getelementptr %struct..1anon, %struct..1anon* %ud, i32 0, i32 0 |
| %t1415 = bitcast double* %t14 to i64* |
| %t16 = load i64, i64* %t1415, align 8 |
| %.cast = zext i32 32 to i64 |
| %t17 = ashr i64 %t16, %.cast |
| %t1718 = trunc i64 %t17 to i32 |
| %t19 = getelementptr [10 x i8], [10 x i8]* @.str, i32 0, i32 0 |
| store volatile i32 %t1718, i32* @var |
| store volatile i32 %t13, i32* @var |
| %t21 = load i32, i32* %i, align 4 |
| %t22 = add i32 %t21, 1 |
| store i32 %t22, i32* %i, align 4 |
| br label %bb23 |
| |
| bb23: ; preds = %bb, %entry |
| %t24 = load i32, i32* %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, i32* %i, align 4 |
| br label %bb46 |
| |
| bb28: ; preds = %bb46 |
| %t29 = load i32, i32* %i, align 4 |
| %t30 = getelementptr [3 x i64], [3 x i64]* @dnan, i32 0, i32 %t29 |
| %t31 = load i64, i64* %t30, align 8 |
| %t32 = getelementptr %struct..1anon, %struct..1anon* %ud, i32 0, i32 0 |
| %t3233 = bitcast double* %t32 to i64* |
| store i64 %t31, i64* %t3233, align 8 |
| %t35 = getelementptr %struct..1anon, %struct..1anon* %ud, i32 0, i32 0 |
| %t36 = load double, double* %t35, align 8 |
| %t3637 = fptrunc double %t36 to float |
| %t38 = getelementptr %struct..0anon, %struct..0anon* %uf, i32 0, i32 0 |
| store float %t3637, float* %t38, align 4 |
| %t39 = getelementptr %struct..0anon, %struct..0anon* %uf, i32 0, i32 0 |
| %t3940 = bitcast float* %t39 to i32* |
| %t41 = load i32, i32* %t3940, align 4 |
| %t42 = getelementptr [6 x i8], [6 x i8]* @.str1, i32 0, i32 0 |
| store volatile i32 %t41, i32* @var |
| %t44 = load i32, i32* %i, align 4 |
| %t45 = add i32 %t44, 1 |
| store i32 %t45, i32* %i, align 4 |
| br label %bb46 |
| |
| bb46: ; preds = %bb28, %bb27 |
| %t47 = load i32, i32* %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, i32* %i, align 4 |
| br label %bb78 |
| |
| bb52: ; preds = %bb78 |
| %t53 = load i32, i32* %i, align 4 |
| %t54 = getelementptr [3 x i32], [3 x i32]* @fsnan, i32 0, i32 %t53 |
| %t55 = load i32, i32* %t54, align 4 |
| %t56 = getelementptr %struct..0anon, %struct..0anon* %uf, i32 0, i32 0 |
| %t5657 = bitcast float* %t56 to i32* |
| store i32 %t55, i32* %t5657, align 4 |
| %t58 = getelementptr %struct..0anon, %struct..0anon* %uf, i32 0, i32 0 |
| %t59 = load float, float* %t58, align 4 |
| %t5960 = fpext float %t59 to double |
| %t61 = getelementptr %struct..1anon, %struct..1anon* %ud, i32 0, i32 0 |
| store double %t5960, double* %t61, align 8 |
| %t62 = getelementptr %struct..1anon, %struct..1anon* %ud, i32 0, i32 0 |
| %t6263 = bitcast double* %t62 to i64* |
| %t64 = load i64, i64* %t6263, align 8 |
| %t6465 = trunc i64 %t64 to i32 |
| %t66 = and i32 %t6465, -1 |
| %t68 = getelementptr %struct..1anon, %struct..1anon* %ud, i32 0, i32 0 |
| %t6869 = bitcast double* %t68 to i64* |
| %t70 = load i64, i64* %t6869, align 8 |
| %.cast71 = zext i32 32 to i64 |
| %t72 = ashr i64 %t70, %.cast71 |
| %t7273 = trunc i64 %t72 to i32 |
| %t74 = getelementptr [10 x i8], [10 x i8]* @.str, i32 0, i32 0 |
| store volatile i32 %t7273, i32* @var |
| store volatile i32 %t66, i32* @var |
| %t76 = load i32, i32* %i, align 4 |
| %t77 = add i32 %t76, 1 |
| store i32 %t77, i32* %i, align 4 |
| br label %bb78 |
| |
| bb78: ; preds = %bb52, %bb51 |
| %t79 = load i32, i32* %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, i32* %i, align 4 |
| br label %bb101 |
| |
| bb84: ; preds = %bb101 |
| %t85 = load i32, i32* %i, align 4 |
| %t86 = getelementptr [3 x i64], [3 x i64]* @dsnan, i32 0, i32 %t85 |
| %t87 = load i64, i64* %t86, align 8 |
| %t88 = getelementptr %struct..1anon, %struct..1anon* %ud, i32 0, i32 0 |
| %t8889 = bitcast double* %t88 to i64* |
| store i64 %t87, i64* %t8889, align 8 |
| %t90 = getelementptr %struct..1anon, %struct..1anon* %ud, i32 0, i32 0 |
| %t91 = load double, double* %t90, align 8 |
| %t9192 = fptrunc double %t91 to float |
| %t93 = getelementptr %struct..0anon, %struct..0anon* %uf, i32 0, i32 0 |
| store float %t9192, float* %t93, align 4 |
| %t94 = getelementptr %struct..0anon, %struct..0anon* %uf, i32 0, i32 0 |
| %t9495 = bitcast float* %t94 to i32* |
| %t96 = load i32, i32* %t9495, align 4 |
| %t97 = getelementptr [6 x i8], [6 x i8]* @.str1, i32 0, i32 0 |
| store volatile i32 %t96, i32* @var |
| %t99 = load i32, i32* %i, align 4 |
| %t100 = add i32 %t99, 1 |
| store i32 %t100, i32* %i, align 4 |
| br label %bb101 |
| |
| bb101: ; preds = %bb84, %bb83 |
| %t102 = load i32, i32* %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, i32* %retval |
| ret i32 %retval107 |
| } |
