summaryrefslogtreecommitdiff
path: root/src/regress/lib/libc/setjmp-fpu
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--src/regress/lib/libc/setjmp-fpu/Makefile26
-rw-r--r--src/regress/lib/libc/setjmp-fpu/_setjmp.c16
-rw-r--r--src/regress/lib/libc/setjmp-fpu/fpu.c53
-rw-r--r--src/regress/lib/libc/setjmp-fpu/setjmp-fpu.c65
-rw-r--r--src/regress/lib/libc/setjmp-fpu/setjmp.c16
-rw-r--r--src/regress/lib/libc/setjmp-fpu/sigsetjmp.c16
6 files changed, 0 insertions, 192 deletions
diff --git a/src/regress/lib/libc/setjmp-fpu/Makefile b/src/regress/lib/libc/setjmp-fpu/Makefile
deleted file mode 100644
index 203613931a..0000000000
--- a/src/regress/lib/libc/setjmp-fpu/Makefile
+++ /dev/null
@@ -1,26 +0,0 @@
1# $OpenBSD: Makefile,v 1.6 2021/04/19 15:56:37 kettenis Exp $
2
3PROGS= fpu _setjmp setjmp sigsetjmp
4
5LDADD= -lm
6
7REGRESS_TARGETS = run-fpu
8run-fpu: fpu
9 # check fpu functions without setjmp/longjmp before testing the latter
10 ./fpu
11
12.for p in ${PROGS:M*jmp}
13REGRESS_TARGETS += run-$p
14run-$p: $p
15 ./$p
16.endfor
17
18.if ${MACHINE} == powerpc64
19# The powerpc64 ELFv2 ABI explicitly states that exception enable bits
20# and rounding control bits are not restored by longjmp(3)
21.for p in ${PROGS:M*jmp}
22REGRESS_EXPECTED_FAILURES += run-$p
23.endfor
24.endif
25
26.include <bsd.regress.mk>
diff --git a/src/regress/lib/libc/setjmp-fpu/_setjmp.c b/src/regress/lib/libc/setjmp-fpu/_setjmp.c
deleted file mode 100644
index dba5d7259d..0000000000
--- a/src/regress/lib/libc/setjmp-fpu/_setjmp.c
+++ /dev/null
@@ -1,16 +0,0 @@
1/* $OpenBSD: _setjmp.c,v 1.4 2020/01/13 14:58:38 bluhm Exp $ */
2
3int test__setjmp(void);
4
5int
6main(int argc, char *argv[])
7{
8 return test__setjmp();
9}
10
11#define SETJMP(env, savemask) _setjmp(env)
12#define LONGJMP(env, val) _longjmp(env, val)
13#define TEST_SETJMP test__setjmp
14#define JMP_BUF jmp_buf
15
16#include "setjmp-fpu.c"
diff --git a/src/regress/lib/libc/setjmp-fpu/fpu.c b/src/regress/lib/libc/setjmp-fpu/fpu.c
deleted file mode 100644
index e585702887..0000000000
--- a/src/regress/lib/libc/setjmp-fpu/fpu.c
+++ /dev/null
@@ -1,53 +0,0 @@
1/* $OpenBSD: fpu.c,v 1.3 2021/06/17 12:55:38 kettenis Exp $ */
2
3#include <err.h>
4#include <fenv.h>
5#include <stdlib.h>
6
7int
8main(int argc, char *argv[])
9{
10 fexcept_t flag;
11 int rv;
12
13 /* Set up the FPU control word register. */
14 rv = fesetround(FE_UPWARD);
15 if (rv != 0)
16 errx(2, "fesetround FE_UPWARD returned %d", rv);
17 fedisableexcept(FE_ALL_EXCEPT);
18 feenableexcept(FE_DIVBYZERO);
19
20 /* Set the FPU exception flags. */
21 flag = FE_OVERFLOW;
22 rv = fesetexceptflag(&flag, FE_ALL_EXCEPT);
23 if (rv != 0)
24 errx(2, "fesetexceptflag returned %d", rv);
25
26 /* Schedule another process, to check if kernel preserves state. */
27 rv = system("true");
28 if (rv == -1)
29 err(2, "system");
30 if (rv != 0)
31 errx(2, "true: %d", rv);
32
33 /* Verify that the FPU control word is preserved. */
34 rv = fegetround();
35 if (rv != FE_UPWARD)
36 errx(1, "fegetround returned %d, not FE_UPWARD", rv);
37#if !defined(__arm__) && !defined(__aarch64__) && !defined(__riscv)
38 rv = fegetexcept();
39 if (rv != FE_DIVBYZERO)
40 errx(1, "fegetexcept returned %d, not FE_DIVBYZERO",
41 rv);
42#endif
43
44 /* Verify that the FPU exception flags weren't clobbered. */
45 flag = 0;
46 rv = fegetexceptflag(&flag, FE_ALL_EXCEPT);
47 if (rv != 0)
48 errx(2, "fegetexceptflag returned %d", rv);
49 if (flag != FE_OVERFLOW)
50 errx(1, "except flag is %d, no FE_OVERFLOW", rv);
51
52 return (0);
53}
diff --git a/src/regress/lib/libc/setjmp-fpu/setjmp-fpu.c b/src/regress/lib/libc/setjmp-fpu/setjmp-fpu.c
deleted file mode 100644
index b5ffd8948e..0000000000
--- a/src/regress/lib/libc/setjmp-fpu/setjmp-fpu.c
+++ /dev/null
@@ -1,65 +0,0 @@
1/* $OpenBSD: setjmp-fpu.c,v 1.7 2021/06/17 12:55:38 kettenis Exp $ */
2
3#include <err.h>
4#include <fenv.h>
5#include <setjmp.h>
6
7int
8TEST_SETJMP(void)
9{
10 JMP_BUF env;
11 fexcept_t flag;
12 int rv;
13
14 /* Set up the FPU control word register. */
15 rv = fesetround(FE_UPWARD);
16 if (rv != 0)
17 errx(2, "fesetround FE_UPWARD returned %d", rv);
18 fedisableexcept(FE_ALL_EXCEPT);
19 feenableexcept(FE_DIVBYZERO);
20
21 rv = SETJMP(env, 0);
22
23 switch(rv) {
24 case 0: {
25 /* Mess with the FPU control word. */
26 rv = fesetround(FE_DOWNWARD);
27 if (rv != 0)
28 errx(2, "fesetround FE_DOWNWARD returned %d", rv);
29 fedisableexcept(FE_DIVBYZERO);
30
31 /* Set the FPU exception flags. */
32 flag = FE_OVERFLOW;
33 rv = fesetexceptflag(&flag, FE_ALL_EXCEPT);
34 if (rv != 0)
35 errx(2, "fesetexceptflag returned %d", rv);
36
37 LONGJMP(env, 1);
38 errx(2, "longjmp returned");
39 }
40 case 1: {
41 /* Verify that the FPU control word is preserved. */
42 rv = fegetround();
43 if (rv != FE_UPWARD)
44 errx(1, "fegetround returned %d, not FE_UPWARD", rv);
45#if !defined(__arm__) && !defined(__aarch64__) && !defined(__riscv)
46 rv = fegetexcept();
47 if (rv != FE_DIVBYZERO)
48 errx(1, "fegetexcept returned %d, not FE_DIVBYZERO",
49 rv);
50#endif
51
52 /* Verify that the FPU exception flags weren't clobbered. */
53 flag = 0;
54 rv = fegetexceptflag(&flag, FE_ALL_EXCEPT);
55 if (rv != 0)
56 errx(2, "fegetexceptflag returned %d", rv);
57 if (flag != FE_OVERFLOW)
58 errx(1, "except flag is %d, no FE_OVERFLOW", rv);
59
60 return (0);
61 }
62 default:
63 errx(2, "setjmp returned %d", rv);
64 }
65}
diff --git a/src/regress/lib/libc/setjmp-fpu/setjmp.c b/src/regress/lib/libc/setjmp-fpu/setjmp.c
deleted file mode 100644
index e12731da37..0000000000
--- a/src/regress/lib/libc/setjmp-fpu/setjmp.c
+++ /dev/null
@@ -1,16 +0,0 @@
1/* $OpenBSD: setjmp.c,v 1.4 2020/01/13 14:58:38 bluhm Exp $ */
2
3int test_setjmp(void);
4
5int
6main(int argc, char *argv[])
7{
8 return test_setjmp();
9}
10
11#define SETJMP(env, savemask) setjmp(env)
12#define LONGJMP(env, val) longjmp(env, val)
13#define TEST_SETJMP test_setjmp
14#define JMP_BUF jmp_buf
15
16#include "setjmp-fpu.c"
diff --git a/src/regress/lib/libc/setjmp-fpu/sigsetjmp.c b/src/regress/lib/libc/setjmp-fpu/sigsetjmp.c
deleted file mode 100644
index 8c7a22a92b..0000000000
--- a/src/regress/lib/libc/setjmp-fpu/sigsetjmp.c
+++ /dev/null
@@ -1,16 +0,0 @@
1/* $OpenBSD: sigsetjmp.c,v 1.4 2020/01/13 14:58:38 bluhm Exp $ */
2
3int test_sigsetjmp(void);
4
5int
6main(int argc, char *argv[])
7{
8 return test_sigsetjmp();
9}
10
11#define SETJMP(env, savemask) sigsetjmp(env, savemask)
12#define LONGJMP(env, val) siglongjmp(env, val)
13#define TEST_SETJMP test_sigsetjmp
14#define JMP_BUF sigjmp_buf
15
16#include "setjmp-fpu.c"
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-04-22 01:05:00 +0000