diff options
Diffstat (limited to 'tests/tcg')
| -rw-r--r-- | tests/tcg/ppc64/Makefile.target | 1 | ||||
| -rw-r--r-- | tests/tcg/ppc64le/Makefile.target | 1 | ||||
| -rw-r--r-- | tests/tcg/ppc64le/xxspltw.c | 46 |
3 files changed, 48 insertions, 0 deletions
diff --git a/tests/tcg/ppc64/Makefile.target b/tests/tcg/ppc64/Makefile.target index c949805..8197c28 100644 --- a/tests/tcg/ppc64/Makefile.target +++ b/tests/tcg/ppc64/Makefile.target @@ -27,5 +27,6 @@ run-sha512-vector: QEMU_OPTS+=-cpu POWER10 run-plugin-sha512-vector-with-%: QEMU_OPTS+=-cpu POWER10 PPC64_TESTS += signal_save_restore_xer +PPC64_TESTS += xxspltw TESTS += $(PPC64_TESTS) diff --git a/tests/tcg/ppc64le/Makefile.target b/tests/tcg/ppc64le/Makefile.target index 12d85e9..9624bb1 100644 --- a/tests/tcg/ppc64le/Makefile.target +++ b/tests/tcg/ppc64le/Makefile.target @@ -25,5 +25,6 @@ run-plugin-sha512-vector-with-%: QEMU_OPTS+=-cpu POWER10 PPC64LE_TESTS += mtfsf PPC64LE_TESTS += signal_save_restore_xer +PPC64LE_TESTS += xxspltw TESTS += $(PPC64LE_TESTS) diff --git a/tests/tcg/ppc64le/xxspltw.c b/tests/tcg/ppc64le/xxspltw.c new file mode 100644 index 0000000..4cff78b --- /dev/null +++ b/tests/tcg/ppc64le/xxspltw.c @@ -0,0 +1,46 @@ +#include <stdio.h> +#include <stdint.h> +#include <inttypes.h> +#include <assert.h> + +#define WORD_A 0xAAAAAAAAUL +#define WORD_B 0xBBBBBBBBUL +#define WORD_C 0xCCCCCCCCUL +#define WORD_D 0xDDDDDDDDUL + +#define DWORD_HI (WORD_A << 32 | WORD_B) +#define DWORD_LO (WORD_C << 32 | WORD_D) + +#define TEST(HI, LO, UIM, RES) \ + do { \ + union { \ + uint64_t u; \ + double f; \ + } h = { .u = HI }, l = { .u = LO }; \ + /* \ + * Use a pair of FPRs to load the VSR avoiding insns \ + * newer than xxswapd. \ + */ \ + asm("xxmrghd 32, %0, %1\n\t" \ + "xxspltw 32, 32, %2\n\t" \ + "xxmrghd %0, 32, %0\n\t" \ + "xxswapd 32, 32\n\t" \ + "xxmrghd %1, 32, %1\n\t" \ + : "+f" (h.f), "+f" (l.f) \ + : "i" (UIM) \ + : "v0"); \ + printf("xxspltw(0x%016" PRIx64 "%016" PRIx64 ", %d) =" \ + " %016" PRIx64 "%016" PRIx64 "\n", HI, LO, UIM, \ + h.u, l.u); \ + assert(h.u == (RES)); \ + assert(l.u == (RES)); \ + } while (0) + +int main(void) +{ + TEST(DWORD_HI, DWORD_LO, 0, WORD_A << 32 | WORD_A); + TEST(DWORD_HI, DWORD_LO, 1, WORD_B << 32 | WORD_B); + TEST(DWORD_HI, DWORD_LO, 2, WORD_C << 32 | WORD_C); + TEST(DWORD_HI, DWORD_LO, 3, WORD_D << 32 | WORD_D); + return 0; +} |