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Merge pull request #17 from lioncash/qaddsub16

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integer: Add QADD16 and QSUB16 tests
This commit is contained in:
bunnei 2014-12-17 18:45:48 -05:00
commit ef9eb0d006
1 changed files with 53 additions and 0 deletions
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53
source/tests/cpu/integer.cpp
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@ -1,6 +1,7 @@
#include <limits> #include <limits>
#include <string> #include <string>
#include "output.h" #include "output.h"
#include "common/string_funcs.h"
#include "tests/test.h" #include "tests/test.h"
namespace CPU { namespace CPU {
@ -86,6 +87,56 @@ static bool Mul() {
return true; return true;
} }
// QADD16
static bool Qadd16()
{
int output = 0;
int rm = std::numeric_limits<short>::min();
int rn = std::numeric_limits<short>::min();
// rm and rn == SHORT_MIN
asm volatile ("QADD16 %[out], %[Rm], %[Rn]" : [out] "=r"(output) : [Rm] "r"(rm), [Rn] "r"(rn));
SoftAssert(output == -98304);
// rm and rn == SHORT_MAX
rm = std::numeric_limits<short>::max();
rn = std::numeric_limits<short>::max();
asm volatile ("QADD16 %[out], %[Rm], %[Rn]" : [out] "=r"(output) : [Rm] "r"(rm), [Rn] "r"(rn));
SoftAssert(output == std::numeric_limits<short>::max());
// rm == SHORT_MAX | rn == SHORT_MIN
rn = std::numeric_limits<short>::min();
asm volatile ("QADD16 %[out], %[Rm], %[Rn]" : [out] "=r"(output) : [Rm] "r"(rm), [Rn] "r"(rn));
SoftAssert(output == -1);
return true;
}
// QSUB16
static bool Qsub16()
{
int output = 0;
int rm = std::numeric_limits<short>::min();
int rn = std::numeric_limits<short>::min();
// rm and rn == SHORT_MIN
asm volatile ("QSUB16 %[out], %[Rm], %[Rn]" : [out] "=r"(output) : [Rm] "r"(rm), [Rn] "r"(rn));
SoftAssert(output == 0);
// rm and rn == SHORT_MAX
rm = std::numeric_limits<short>::max();
rn = std::numeric_limits<short>::max();
asm volatile ("QSUB16 %[out], %[Rm], %[Rn]" : [out] "=r"(output) : [Rm] "r"(rm), [Rn] "r"(rn));
SoftAssert(output == 0);
// rm == SHORT_MAX | rn == SHORT_MIN
rn = std::numeric_limits<short>::min();
asm volatile ("QSUB16 %[out], %[Rm], %[Rn]" : [out] "=r"(output) : [Rm] "r"(rm), [Rn] "r"(rn));
SoftAssert(output == 98303);
return true;
}
// SASX // SASX
static bool Sasx() { static bool Sasx() {
unsigned int output; unsigned int output;
@ -226,6 +277,8 @@ void TestAll() {
Test(tag, "ADD", Add(), true); Test(tag, "ADD", Add(), true);
Test(tag, "SUB", Sub(), true); Test(tag, "SUB", Sub(), true);
Test(tag, "MUL", Mul(), true); Test(tag, "MUL", Mul(), true);
Test(tag, "QADD16", Qadd16(), true);
Test(tag, "QSUB16", Qsub16(), true);
Test(tag, "SASX", Sasx(), true); Test(tag, "SASX", Sasx(), true);
Test(tag, "SSAX", Ssax(), true); Test(tag, "SSAX", Ssax(), true);
Test(tag, "UQSUB8", Uqsub8(), true); Test(tag, "UQSUB8", Uqsub8(), true);