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-rw-r--r--clang/utils/OptionalTests/Extra/Runtime/darwin-clang_rt.c338
1 files changed, 338 insertions, 0 deletions
diff --git a/clang/utils/OptionalTests/Extra/Runtime/darwin-clang_rt.c b/clang/utils/OptionalTests/Extra/Runtime/darwin-clang_rt.c
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+++ b/clang/utils/OptionalTests/Extra/Runtime/darwin-clang_rt.c
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+/* This file tests that we can successfully call each compiler-rt function. It is
+ designed to check that the runtime libraries are available for linking and
+ that they contain the expected contents. It is not designed to test the
+ correctness of the individual functions in compiler-rt.
+
+ This test is assumed to be run on a 10.6 machine. The two environment
+ variables below should be set to 10.4 and 10.5 machines which can be directly
+ ssh/rsync'd to in order to actually test the executables can run on the
+ desired targets.
+*/
+
+// RUN: export TENFOUR_X86_MACHINE=localhost
+// RUN: export TENFIVE_X86_MACHINE=localhost
+// RUN: export ARM_MACHINE=localhost
+// RUN: export ARM_SYSROOT=$(xcodebuild -sdk iphoneos -version Path)
+
+// RUN: echo iPhoneOS, ARM, v6, thumb
+// RUN: %clang -isysroot $ARM_SYSROOT -arch armv6 -mthumb -c %s -o %t.o
+// RUN: %clang -isysroot $ARM_SYSROOT -arch armv6 -mthumb -v -Wl,-t,-v -o %t %t.o 1>&2
+// RUN: rsync -arv %t $ARM_MACHINE:/tmp/a.out
+// RUN: ssh $ARM_MACHINE /tmp/a.out
+// RUN: echo
+
+// RUN: echo iPhoneOS, ARM, v6, no-thumb
+// RUN: %clang -isysroot $ARM_SYSROOT -arch armv6 -mno-thumb -c %s -o %t.o
+// RUN: %clang -isysroot $ARM_SYSROOT -arch armv6 -mno-thumb -v -Wl,-t,-v -o %t %t.o 1>&2
+// RUN: rsync -arv %t $ARM_MACHINE:/tmp/a.out
+// RUN: ssh $ARM_MACHINE /tmp/a.out
+// RUN: echo
+
+// RUN: echo iPhoneOS, ARM, v7, thumb
+// RUN: %clang -isysroot $ARM_SYSROOT -arch armv7 -mthumb -c %s -o %t.o
+// RUN: %clang -isysroot $ARM_SYSROOT -arch armv7 -mthumb -v -Wl,-t,-v -o %t %t.o 1>&2
+// RUN: rsync -arv %t $ARM_MACHINE:/tmp/a.out
+// RUN: ssh $ARM_MACHINE /tmp/a.out
+// RUN: echo
+
+// RUN: echo iPhoneOS, ARM, v7, no-thumb
+// RUN: %clang -isysroot $ARM_SYSROOT -arch armv7 -mno-thumb -c %s -o %t.o
+// RUN: %clang -isysroot $ARM_SYSROOT -arch armv7 -mno-thumb -v -Wl,-t,-v -o %t %t.o 1>&2
+// RUN: rsync -arv %t $ARM_MACHINE:/tmp/a.out
+// RUN: ssh $ARM_MACHINE /tmp/a.out
+// RUN: echo
+
+// RUN: echo 10.4, i386
+// RUN: %clang -arch i386 -mmacosx-version-min=10.4 -c %s -o %t.o
+// RUN: %clang -arch i386 -mmacosx-version-min=10.4 -v -Wl,-t,-v -o %t %t.o 1>&2
+// RUN: %t
+// RUN: echo
+
+// RUN: rsync -arv %t $TENFOUR_X86_MACHINE:/tmp/a.out
+// RUN: ssh $TENFOUR_X86_MACHINE /tmp/a.out
+// RUN: echo
+
+// RUX: rsync -arv %t $TENFIVE_X86_MACHINE:/tmp/a.out
+// RUX: ssh $TENFIVE_X86_MACHINE /tmp/a.out
+// RUN: echo
+
+// RUN: echo 10.5, i386
+// RUN: %clang -arch i386 -mmacosx-version-min=10.5 -c %s -o %t.o
+// RUN: %clang -arch i386 -mmacosx-version-min=10.5 -v -Wl,-t,-v -o %t %t.o 1>&2
+// RUN: %t
+// RUN: echo
+
+// RUN: rsync -arv %t $TENFIVE_X86_MACHINE:/tmp/a.out
+// RUN: ssh $TENFIVE_X86_MACHINE /tmp/a.out
+// RUN: echo
+
+// RUN: echo 10.6, i386
+// RUN: %clang -arch i386 -mmacosx-version-min=10.6 -c %s -o %t.o
+// RUN: %clang -arch i386 -mmacosx-version-min=10.6 -v -Wl,-t,-v -o %t %t.o 1>&2
+// RUN: %t
+// RUN: echo
+
+// RUN: echo 10.4, x86_64
+// RUN: %clang -arch x86_64 -mmacosx-version-min=10.4 -c %s -o %t.o
+// RUN: %clang -arch x86_64 -mmacosx-version-min=10.4 -v -Wl,-t,-v -o %t %t.o 1>&2
+// RUN: %t
+// RUN: echo
+
+// RUN: rsync -arv %t $TENFOUR_X86_MACHINE:/tmp/a.out
+// RUN: ssh $TENFOUR_X86_MACHINE /tmp/a.out
+// RUN: echo
+
+// RUN: rsync -arv %t $TENFIVE_X86_MACHINE:/tmp/a.out
+// RUN: ssh $TENFIVE_X86_MACHINE /tmp/a.out
+// RUN: echo
+
+// RUN: echo 10.5, x86_64
+// RUN: %clang -arch x86_64 -mmacosx-version-min=10.5 -c %s -o %t.o
+// RUN: %clang -arch x86_64 -mmacosx-version-min=10.5 -v -Wl,-t,-v -o %t %t.o 1>&2
+// RUN: %t
+// RUN: echo
+
+// RUN: rsync -arv %t $TENFIVE_X86_MACHINE:/tmp/a.out
+// RUN: ssh $TENFIVE_X86_MACHINE /tmp/a.out
+// RUN: echo
+
+// RUN: echo 10.6, x86_64
+// RUN: %clang -arch x86_64 -mmacosx-version-min=10.6 -c %s -o %t.o
+// RUN: %clang -arch x86_64 -mmacosx-version-min=10.6 -v -Wl,-t,-v -o %t %t.o 1>&2
+// RUN: %t
+// RUN: echo
+
+#include <assert.h>
+#include <stdio.h>
+#include <sys/utsname.h>
+
+typedef int si_int;
+typedef unsigned su_int;
+
+typedef long long di_int;
+typedef unsigned long long du_int;
+
+// Integral bit manipulation
+
+di_int __ashldi3(di_int a, si_int b); // a << b
+di_int __ashrdi3(di_int a, si_int b); // a >> b arithmetic (sign fill)
+di_int __lshrdi3(di_int a, si_int b); // a >> b logical (zero fill)
+
+si_int __clzsi2(si_int a); // count leading zeros
+si_int __clzdi2(di_int a); // count leading zeros
+si_int __ctzsi2(si_int a); // count trailing zeros
+si_int __ctzdi2(di_int a); // count trailing zeros
+
+si_int __ffsdi2(di_int a); // find least significant 1 bit
+
+si_int __paritysi2(si_int a); // bit parity
+si_int __paritydi2(di_int a); // bit parity
+
+si_int __popcountsi2(si_int a); // bit population
+si_int __popcountdi2(di_int a); // bit population
+
+// Integral arithmetic
+
+di_int __negdi2 (di_int a); // -a
+di_int __muldi3 (di_int a, di_int b); // a * b
+di_int __divdi3 (di_int a, di_int b); // a / b signed
+du_int __udivdi3 (du_int a, du_int b); // a / b unsigned
+di_int __moddi3 (di_int a, di_int b); // a % b signed
+du_int __umoddi3 (du_int a, du_int b); // a % b unsigned
+du_int __udivmoddi4(du_int a, du_int b, du_int* rem); // a / b, *rem = a % b
+
+// Integral arithmetic with trapping overflow
+
+si_int __absvsi2(si_int a); // abs(a)
+di_int __absvdi2(di_int a); // abs(a)
+
+si_int __negvsi2(si_int a); // -a
+di_int __negvdi2(di_int a); // -a
+
+si_int __addvsi3(si_int a, si_int b); // a + b
+di_int __addvdi3(di_int a, di_int b); // a + b
+
+si_int __subvsi3(si_int a, si_int b); // a - b
+di_int __subvdi3(di_int a, di_int b); // a - b
+
+si_int __mulvsi3(si_int a, si_int b); // a * b
+di_int __mulvdi3(di_int a, di_int b); // a * b
+
+// Integral comparison: a < b -> 0
+// a == b -> 1
+// a > b -> 2
+
+si_int __cmpdi2 (di_int a, di_int b);
+si_int __ucmpdi2(du_int a, du_int b);
+
+// Integral / floating point conversion
+
+di_int __fixsfdi( float a);
+di_int __fixdfdi( double a);
+di_int __fixxfdi(long double a);
+
+su_int __fixunssfsi( float a);
+su_int __fixunsdfsi( double a);
+su_int __fixunsxfsi(long double a);
+
+du_int __fixunssfdi( float a);
+du_int __fixunsdfdi( double a);
+du_int __fixunsxfdi(long double a);
+
+float __floatdisf(di_int a);
+double __floatdidf(di_int a);
+long double __floatdixf(di_int a);
+
+float __floatundisf(du_int a);
+double __floatundidf(du_int a);
+long double __floatundixf(du_int a);
+
+// Floating point raised to integer power
+
+float __powisf2( float a, si_int b); // a ^ b
+double __powidf2( double a, si_int b); // a ^ b
+long double __powixf2(long double a, si_int b); // a ^ b
+
+// Complex arithmetic
+
+// (a + ib) * (c + id)
+
+ float _Complex __mulsc3( float a, float b, float c, float d);
+ double _Complex __muldc3(double a, double b, double c, double d);
+long double _Complex __mulxc3(long double a, long double b,
+ long double c, long double d);
+
+// (a + ib) / (c + id)
+
+ float _Complex __divsc3( float a, float b, float c, float d);
+ double _Complex __divdc3(double a, double b, double c, double d);
+long double _Complex __divxc3(long double a, long double b,
+ long double c, long double d);
+
+#ifndef __arm
+#define HAS_LONG_DOUBLE
+#endif
+
+int main(int argc, char **argv) {
+ du_int du_tmp;
+ struct utsname name;
+#ifdef __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__
+ const char *target_name = "OS X";
+ unsigned target_version = __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__;
+ unsigned target_maj = target_version / 100;
+ unsigned target_min = (target_version / 10) % 10;
+ unsigned target_micro = target_version % 10;
+#else
+ const char *target_name = "iPhoneOS";
+ unsigned target_version = __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__;
+ unsigned target_maj = target_version / 10000;
+ unsigned target_min = (target_version / 100) % 100;
+ unsigned target_micro = target_version % 100;
+#endif
+
+ if (uname(&name))
+ return 1;
+
+ fprintf(stderr, "%s: clang_rt test:\n", argv[0]);
+ fprintf(stderr, " target : %s %d.%d.%d\n\n", target_name,
+ target_maj, target_min, target_micro);
+ fprintf(stderr, " sysname : %s\n", name.sysname);
+ fprintf(stderr, " nodename: %s\n", name.nodename);
+ fprintf(stderr, " release : %s\n", name.release);
+ fprintf(stderr, " version : %s\n", name.version);
+ fprintf(stderr, " machine : %s\n", name.machine);
+
+ assert(__ashldi3(1, 1) == 2);
+ assert(__ashrdi3(2, 1) == 1);
+ assert(__lshrdi3(2, 1) == 1);
+ assert(__clzsi2(1) == 31);
+ assert(__clzdi2(1) == 63);
+ assert(__ctzsi2(2) == 1);
+ assert(__ctzdi2(2) == 1);
+ assert(__ffsdi2(12) == 3);
+ assert(__paritysi2(13) == 1);
+ assert(__paritydi2(13) == 1);
+ assert(__popcountsi2(13) == 3);
+ assert(__popcountdi2(13) == 3);
+ assert(__negdi2(3) == -3);
+ assert(__muldi3(2,2) == 4);
+ assert(__divdi3(-4,2) == -2);
+ assert(__udivdi3(4,2) == 2);
+ assert(__moddi3(3,2) == 1);
+ assert(__umoddi3(3,2) == 1);
+ assert(__udivmoddi4(5,2,&du_tmp) == 2 && du_tmp == 1);
+ assert(__absvsi2(-2) == 2);
+ assert(__absvdi2(-2) == 2);
+ assert(__negvsi2(2) == -2);
+ assert(__negvdi2(2) == -2);
+ assert(__addvsi3(2, 3) == 5);
+ assert(__addvdi3(2, 3) == 5);
+ assert(__subvsi3(2, 3) == -1);
+ assert(__subvdi3(2, 3) == -1);
+ assert(__mulvsi3(2, 3) == 6);
+ assert(__mulvdi3(2, 3) == 6);
+ assert(__cmpdi2(3, 2) == 2);
+ assert(__ucmpdi2(3, 2) == 2);
+ assert(__fixsfdi(2.0) == 2);
+ assert(__fixdfdi(2.0) == 2);
+ assert(__fixunssfsi(2.0) == 2);
+ assert(__fixunsdfsi(2.0) == 2);
+ assert(__fixunssfdi(2.0) == 2);
+ assert(__fixunsdfdi(2.0) == 2);
+ assert(__floatdisf(2) == 2.0);
+ assert(__floatdidf(2) == 2.0);
+ assert(__floatundisf(2) == 2.0);
+ assert(__floatundidf(2) == 2.0);
+ assert(__powisf2(2.0, 2) == 4.0);
+ assert(__powidf2(2.0, 2) == 4.0);
+
+ // FIXME: Clang/LLVM seems to be miscompiling _Complex currently, probably an
+ // ABI issue.
+#ifndef __arm
+ {
+ _Complex float a = __mulsc3(1.0, 2.0, 4.0, 8.0);
+ _Complex float b = (-12.0 + 16.0j);
+ fprintf(stderr, "a: (%f + %f), b: (%f + %f)\n",
+ __real a, __imag a, __real b, __imag b);
+ }
+ assert(__mulsc3(1.0, 2.0, 4.0, 8.0) == (-12.0 + 16.0j));
+ assert(__muldc3(1.0, 2.0, 4.0, 8.0) == (-12.0 + 16.0j));
+ assert(__divsc3(1.0, 2.0, 4.0, 8.0) == (0.25 + 0j));
+ assert(__divdc3(1.0, 2.0, 4.0, 8.0) == (0.25 + 0j));
+#endif
+
+#ifdef HAS_LONG_DOUBLE
+ assert(__divxc3(1.0, 2.0, 4.0, 8.0) == (0.25 + 0j));
+ assert(__fixunsxfdi(2.0) == 2);
+ assert(__fixunsxfsi(2.0) == 2);
+ assert(__fixxfdi(2.0) == 2);
+ assert(__floatdixf(2) == 2.0);
+ assert(__floatundixf(2) == 2);
+ assert(__mulxc3(1.0, 2.0, 4.0, 8.0) == (-12.0 + 16.0j));
+ assert(__powixf2(2.0, 2) == 4.0);
+#endif
+
+ // Test some calls which are used on armv6/thumb. The calls/prototypes are
+ // fake, it would be nice to test correctness, but mostly we just want to
+ // make sure we resolve symbols correctly.
+#if defined(__arm) && defined(__ARM_ARCH_6K__) && defined(__thumb__)
+ if (argc == 100) {
+ extern void __restore_vfp_d8_d15_regs(void), __save_vfp_d8_d15_regs(void);
+ extern void __switch8(void), __switchu8(void),
+ __switch16(void), __switch32(void);
+ extern void __addsf3vfp(void);
+
+ __addsf3vfp();
+ __restore_vfp_d8_d15_regs();
+ __save_vfp_d8_d15_regs();
+ __switch8();
+ __switchu8();
+ __switch16();
+ __switch32();
+ }
+#endif
+
+ fprintf(stderr, " OK!\n");
+
+ return 0;
+}
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