diff options
Diffstat (limited to 'tests/tcg/i386/test-i386-bmi2.c')
| -rw-r--r-- | tests/tcg/i386/test-i386-bmi2.c | 169 |
1 files changed, 161 insertions, 8 deletions
diff --git a/tests/tcg/i386/test-i386-bmi2.c b/tests/tcg/i386/test-i386-bmi2.c index 935a4d2a73..5fadf47510 100644 --- a/tests/tcg/i386/test-i386-bmi2.c +++ b/tests/tcg/i386/test-i386-bmi2.c @@ -1,6 +1,66 @@ /* See if various BMI2 instructions give expected results */ #include <assert.h> #include <stdint.h> +#include <stdio.h> + +#define insn1q(name, arg0) \ +static inline uint64_t name##q(uint64_t arg0) \ +{ \ + uint64_t result64; \ + asm volatile (#name "q %1, %0" : "=r"(result64) : "rm"(arg0)); \ + return result64; \ +} + +#define insn1l(name, arg0) \ +static inline uint32_t name##l(uint32_t arg0) \ +{ \ + uint32_t result32; \ + asm volatile (#name "l %k1, %k0" : "=r"(result32) : "rm"(arg0)); \ + return result32; \ +} + +#define insn2q(name, arg0, c0, arg1, c1) \ +static inline uint64_t name##q(uint64_t arg0, uint64_t arg1) \ +{ \ + uint64_t result64; \ + asm volatile (#name "q %2, %1, %0" : "=r"(result64) : c0(arg0), c1(arg1)); \ + return result64; \ +} + +#define insn2l(name, arg0, c0, arg1, c1) \ +static inline uint32_t name##l(uint32_t arg0, uint32_t arg1) \ +{ \ + uint32_t result32; \ + asm volatile (#name "l %k2, %k1, %k0" : "=r"(result32) : c0(arg0), c1(arg1)); \ + return result32; \ +} + +#ifdef __x86_64 +insn2q(pext, src, "r", mask, "rm") +insn2q(pdep, src, "r", mask, "rm") +insn2q(andn, clear, "rm", val, "r") +insn2q(bextr, range, "rm", val, "r") +insn2q(bzhi, pos, "rm", val, "r") +insn2q(rorx, val, "r", n, "i") +insn2q(sarx, val, "rm", n, "r") +insn2q(shlx, val, "rm", n, "r") +insn2q(shrx, val, "rm", n, "r") +insn1q(blsi, src) +insn1q(blsmsk, src) +insn1q(blsr, src) +#endif +insn2l(pext, src, "r", mask, "rm") +insn2l(pdep, src, "r", mask, "rm") +insn2l(andn, clear, "rm", val, "r") +insn2l(bextr, range, "rm", val, "r") +insn2l(bzhi, pos, "rm", val, "r") +insn2l(rorx, val, "r", n, "i") +insn2l(sarx, val, "rm", n, "r") +insn2l(shlx, val, "rm", n, "r") +insn2l(shrx, val, "rm", n, "r") +insn1l(blsi, src) +insn1l(blsmsk, src) +insn1l(blsr, src) int main(int argc, char *argv[]) { uint64_t ehlo = 0x202020204f4c4845ull; @@ -11,32 +71,125 @@ int main(int argc, char *argv[]) { uint64_t result64; /* 64 bits */ - asm volatile ("pextq %2, %1, %0" : "=r"(result64) : "r"(ehlo), "m"(mask)); + result64 = andnq(mask, ehlo); + assert(result64 == 0x002020204d4c4844); + + result64 = pextq(ehlo, mask); assert(result64 == 133); - asm volatile ("pdepq %2, %1, %0" : "=r"(result64) : "r"(result64), "m"(mask)); + result64 = pdepq(result64, mask); assert(result64 == (ehlo & mask)); - asm volatile ("pextq %2, %1, %0" : "=r"(result64) : "r"(-1ull), "m"(mask)); + result64 = pextq(-1ull, mask); assert(result64 == 511); /* mask has 9 bits set */ - asm volatile ("pdepq %2, %1, %0" : "=r"(result64) : "r"(-1ull), "m"(mask)); + result64 = pdepq(-1ull, mask); assert(result64 == mask); + + result64 = bextrq(mask, 0x3f00); + assert(result64 == (mask & ~INT64_MIN)); + + result64 = bextrq(mask, 0x1038); + assert(result64 == 0xa0); + + result64 = bextrq(mask, 0x10f8); + assert(result64 == 0); + + result64 = blsiq(0x30); + assert(result64 == 0x10); + + result64 = blsiq(0x30ull << 32); + assert(result64 == 0x10ull << 32); + + result64 = blsmskq(0x30); + assert(result64 == 0x1f); + + result64 = blsrq(0x30); + assert(result64 == 0x20); + + result64 = blsrq(0x30ull << 32); + assert(result64 == 0x20ull << 32); + + result64 = bzhiq(mask, 0x3f); + assert(result64 == (mask & ~INT64_MIN)); + + result64 = bzhiq(mask, 0x1f); + assert(result64 == (mask & ~(-1 << 30))); + + result64 = rorxq(0x2132435465768798, 8); + assert(result64 == 0x9821324354657687); + + result64 = sarxq(0xffeeddccbbaa9988, 8); + assert(result64 == 0xffffeeddccbbaa99); + + result64 = sarxq(0x77eeddccbbaa9988, 8 | 64); + assert(result64 == 0x0077eeddccbbaa99); + + result64 = shrxq(0xffeeddccbbaa9988, 8); + assert(result64 == 0x00ffeeddccbbaa99); + + result64 = shrxq(0x77eeddccbbaa9988, 8 | 192); + assert(result64 == 0x0077eeddccbbaa99); + + result64 = shlxq(0xffeeddccbbaa9988, 8); + assert(result64 == 0xeeddccbbaa998800); #endif /* 32 bits */ - asm volatile ("pextl %2, %k1, %k0" : "=r"(result32) : "r"((uint32_t) ehlo), "m"(mask)); + result32 = andnl(mask, ehlo); + assert(result32 == 0x04d4c4844); + + result32 = pextl((uint32_t) ehlo, mask); assert(result32 == 5); - asm volatile ("pdepl %2, %k1, %k0" : "=r"(result32) : "r"(result32), "m"(mask)); + result32 = pdepl(result32, mask); assert(result32 == (uint32_t)(ehlo & mask)); - asm volatile ("pextl %2, %k1, %k0" : "=r"(result32) : "r"(-1ull), "m"(mask)); + result32 = pextl(-1u, mask); assert(result32 == 7); /* mask has 3 bits set */ - asm volatile ("pdepl %2, %k1, %k0" : "=r"(result32) : "r"(-1ull), "m"(mask)); + result32 = pdepl(-1u, mask); assert(result32 == (uint32_t)mask); + result32 = bextrl(mask, 0x1f00); + assert(result32 == (mask & ~INT32_MIN)); + + result32 = bextrl(ehlo, 0x1018); + assert(result32 == 0x4f); + + result32 = bextrl(mask, 0x1038); + assert(result32 == 0); + + result32 = blsil(0xffff); + assert(result32 == 1); + + result32 = blsmskl(0x300); + assert(result32 == 0x1ff); + + result32 = blsrl(0xffc); + assert(result32 == 0xff8); + + result32 = bzhil(mask, 0xf); + assert(result32 == 1); + + result32 = rorxl(0x65768798, 8); + assert(result32 == 0x98657687); + + result32 = sarxl(0xffeeddcc, 8); + assert(result32 == 0xffffeedd); + + result32 = sarxl(0x77eeddcc, 8 | 32); + assert(result32 == 0x0077eedd); + + result32 = shrxl(0xffeeddcc, 8); + assert(result32 == 0x00ffeedd); + + result32 = shrxl(0x77eeddcc, 8 | 128); + assert(result32 == 0x0077eedd); + + result32 = shlxl(0xffeeddcc, 8); + assert(result32 == 0xeeddcc00); + return 0; } |