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integer: Add CPU test for USADA8.

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This commit is contained in:
Lioncash 2014-12-14 20:55:28 -05:00
parent 442c961038
commit cf95873212
1 changed files with 23 additions and 0 deletions
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23
source/tests/cpu/integer.cpp
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@ -146,6 +146,27 @@ static bool Usad8() {
return true; return true;
} }
// USADA8
static bool Usada8() {
unsigned int output;
unsigned int rm = 50;
unsigned int rn = 10;
unsigned int ra = 1;
// Regular subtraction with accumulator add: abs(50 - 10) + 1
asm volatile ("USADA8 %[out], %[Rm], %[Rn], %[Ra]" : [out] "=r"(output) : [Rm] "r"(rm), [Rn] "r"(rn), [Ra] "r"(ra));
SoftAssert(output == 41);
// Absolute value subtraction with accumulator add: abs(0 - 1) + 9
rm = 0;
rn = 1;
ra = 9;
asm volatile ("USADA8 %[out], %[Rm], %[Rn], %[Ra]" : [out] "=r"(output) : [Rm] "r"(rm), [Rn] "r"(rn), [Ra] "r"(ra));
SoftAssert(output == 10);
return true;
}
// UXTAB16 // UXTAB16
static bool Uxtab16() { static bool Uxtab16() {
unsigned int output; unsigned int output;
@ -198,6 +219,7 @@ static bool Uxtb16() {
return true; return true;
} }
void TestAll() { void TestAll() {
const std::string tag = "Integer"; const std::string tag = "Integer";
@ -208,6 +230,7 @@ void TestAll() {
Test(tag, "SSAX", Ssax(), true); Test(tag, "SSAX", Ssax(), true);
Test(tag, "UQSUB8", Uqsub8(), true); Test(tag, "UQSUB8", Uqsub8(), true);
Test(tag, "USAD8", Usad8(), true); Test(tag, "USAD8", Usad8(), true);
Test(tag, "USADA8", Usada8(), true);
Test(tag, "UXTAB16", Uxtab16(), true); Test(tag, "UXTAB16", Uxtab16(), true);
Test(tag, "UXTB16", Uxtb16(), true); Test(tag, "UXTB16", Uxtb16(), true);
} }