diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/tcg/mips/mipsr5900/Makefile | 1 | ||||
| -rw-r--r-- | tests/tcg/mips/mipsr5900/mtlohi1.c | 40 |
2 files changed, 41 insertions, 0 deletions
diff --git a/tests/tcg/mips/mipsr5900/Makefile b/tests/tcg/mips/mipsr5900/Makefile index fd8ee6b0e3..287c248f6d 100644 --- a/tests/tcg/mips/mipsr5900/Makefile +++ b/tests/tcg/mips/mipsr5900/Makefile @@ -9,6 +9,7 @@ CC = $(CROSS)gcc CFLAGS = -Wall -mabi=32 -march=r5900 -static TESTCASES = mflohi1.tst +TESTCASES += mtlohi1.tst TESTCASES += mult.tst TESTCASES += multu.tst diff --git a/tests/tcg/mips/mipsr5900/mtlohi1.c b/tests/tcg/mips/mipsr5900/mtlohi1.c new file mode 100644 index 0000000000..7f3e72835a --- /dev/null +++ b/tests/tcg/mips/mipsr5900/mtlohi1.c @@ -0,0 +1,40 @@ +/* + * Test R5900-specific MTLO1 and MTHI1. + */ + +#include <stdio.h> +#include <inttypes.h> +#include <assert.h> + +int main() +{ + int32_t tlo = 12207031, thi = 305175781; + int32_t tlo1 = 32452867, thi1 = 49979687; + int32_t flo, fhi, flo1, fhi1; + + /* Test both LO/HI and LO1/HI1 to verify separation. */ + __asm__ __volatile__ ( + " mtlo %4\n" + " mthi %5\n" + " mtlo1 %6\n" + " mthi1 %7\n" + " move %0, $0\n" + " move %1, $0\n" + " move %2, $0\n" + " move %3, $0\n" + " mflo %0\n" + " mfhi %1\n" + " mflo1 %2\n" + " mfhi1 %3\n" + : "=r" (flo), "=r" (fhi), + "=r" (flo1), "=r" (fhi1) + : "r" (tlo), "r" (thi), + "r" (tlo1), "r" (thi1)); + + assert(flo == 12207031); + assert(fhi == 305175781); + assert(flo1 == 32452867); + assert(fhi1 == 49979687); + + return 0; +} |