diff options
| author | Oleg Endo <olegendo@gcc.gnu.org> | 2013-02-04 22:43:47 +0000 |
|---|---|---|
| committer | Oleg Endo <olegendo@gcc.gnu.org> | 2013-02-04 22:43:47 +0000 |
| commit | 3503fff112a2af447bb8a85832355e21d662ea69 (patch) | |
| tree | 5d17bf1706f6a82e65a1168ac1e1c312ebe7442b /gcc | |
| parent | 951eb5c7e26d4f976cf8bc841aa1268be5f49a06 (diff) | |
| download | gcc-3503fff112a2af447bb8a85832355e21d662ea69.zip gcc-3503fff112a2af447bb8a85832355e21d662ea69.tar.gz gcc-3503fff112a2af447bb8a85832355e21d662ea69.tar.bz2 | |
re PR target/55146 (jumptables with byte entries produce wrong code with -Os/-O2 for SH-1)
PR target/55146
* gcc.target/sh/pr55146.c: New.
From-SVN: r195743
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/sh/pr55146.c | 50 |
2 files changed, 56 insertions, 1 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 29f0281..acdad16 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,4 +1,9 @@ -2012-02-04 Oleg Endo <olegendo@gcc.gnu.org> +2013-02-04 Oleg Endo <olegendo@gcc.gnu.org> + + PR target/55146 + * gcc.target/sh/pr55146.c: New. + +2013-02-04 Oleg Endo <olegendo@gcc.gnu.org> PR tree-optimization/54386 * gcc.target/sh/pr54386.c: New. diff --git a/gcc/testsuite/gcc.target/sh/pr55146.c b/gcc/testsuite/gcc.target/sh/pr55146.c new file mode 100644 index 0000000..11dd49f --- /dev/null +++ b/gcc/testsuite/gcc.target/sh/pr55146.c @@ -0,0 +1,50 @@ +/* Check that the 'extu.b' instruction is generated for short jump tables. */ +/* { dg-do compile { target "sh*-*-*" } } */ +/* { dg-options "-Os" } */ +/* { dg-skip-if "" { "sh*-*-*" } { "-m5*"} { "" } } */ +/* { dg-final { scan-assembler "extu.b" } } */ + +int +test (int arg) +{ + int rc; + switch (arg) + { + case 0: + asm ("nop\n\tnop\n\tnop\n\tnop\n\tnop\n\t" + "nop\n\tnop\n\tnop\n\tnop\n\tnop\n\tnop\n\t" + "mov r4,%0" + : "=r" (rc) + : "r" (arg)); + break; + case 1: + asm ("nop\n\tnop\n\tnop\n\tnop\n\tnop\n\t" + "nop\n\tnop\n\tnop\n\tnop\n\tnop\n\tnop\n\t" + "mov r5,%0" + : "=r" (rc) + : "r" (arg)); + break; + case 2: + asm ("nop\n\tnop\n\tnop\n\tnop\n\tnop\n\t" + "nop\n\tnop\n\tnop\n\tnop\n\tnop\n\tnop\n\t" + "mov r6,%0" + : "=r" (rc) + : "r" (arg)); + break; + case 3: + asm ("nop\n\tnop\n\tnop\n\tnop\n\tnop\n\t" + "nop\n\tnop\n\tnop\n\tnop\n\tnop\n\tnop\n\tnop\n\t" + "mov r7,%0" + : "=r" (rc) + : "r" (arg)); + break; + case 4: + asm ("nop\n\tnop\n\tnop\n\tnop\n\tnop\n\t" + "nop\n\tnop\n\tnop\n\tnop\n\tnop\n\tnop\n\tnop\n\t" + "mov r8,%0" + : "=r" (rc) + : "r" (arg)); + break; + } + return rc; +} |