llvm-project/clang/test/CodeGen/aix-builtin-mapping.c
Matt Arsenault b15bf305ca Reapply "clang: Use new frexp intrinsic for builtins and add f16 version"
This reverts commit 0c545a441285a73e00b859dd52f1a85cb9eeeefc.

ARM libcall expansion was fixed in 160d7227e043cd8f491cb706916da953cabfd905
2023-06-30 09:07:23 -04:00

23 lines
976 B
C

// AIX library functions frexpl, ldexpl, and modfl are for 128-bit IBM
// 'long double' (i.e. __ibm128). Check that the compiler generates
// calls to the 'double' versions for corresponding builtin functions in
// 64-bit 'long double' mode.
// RUN: %clang_cc1 -triple powerpc-ibm-aix -mlong-double-64 -emit-llvm -o - %s | FileCheck -check-prefix=CHECK %s
// RUN: %clang_cc1 -triple powerpc64-ibm-aix -mlong-double-64 -emit-llvm -o - %s | FileCheck -check-prefix=CHECK %s
int main()
{
int DummyInt;
long double DummyLongDouble;
long double returnValue;
returnValue = __builtin_modfl(1.0L, &DummyLongDouble);
returnValue = __builtin_frexpl(0.0L, &DummyInt);
returnValue = __builtin_ldexpl(1.0L, 1);
}
// CHECK: %call = call double @modf(double noundef 1.000000e+00, ptr noundef %DummyLongDouble) #3
// CHECK: %{{.+}} = call { double, i32 } @llvm.frexp.f64.i32(double 0.000000e+00)
// CHECK: %{{.+}} = call double @llvm.ldexp.f64.i32(double 1.000000e+00, i32 1)