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integer: Add a test for UXTB16

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This commit is contained in:
Lioncash 2014-12-15 01:36:49 -05:00
parent d68e67e7d7
commit f095f04b8c
1 changed files with 28 additions and 0 deletions
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28
source/tests/cpu/integer.cpp
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@ -127,6 +127,33 @@ static bool Uqsub8() {
return true;
}
// UXTB16
static bool Uxtb16() {
unsigned int output = 50;
// No rotation
asm volatile ("UXTB16 %[out], %[out]" : [out] "+r"(output));
SoftAssert(output == 50);
// ROR by 8
output = (1 << 16) - 1;
asm volatile ("UXTB16 %[out], %[out], ROR #8" : [out] "+r"(output));
SoftAssert(output == 0xFF);
// ROR by 16
output = (1 << 24) - 1;
asm volatile ("UXTB16 %[out], %[out], ROR #16" : [out] "+r"(output));
SoftAssert(output == 0xFF00FF);
// ROR by 24
output = (1 << 24) - 1;
output /= 2;
asm volatile ("UXTB16 %[out], %[out], ROR #24" : [out] "+r"(output));
SoftAssert(output == 0xFF0000);
return true;
}
void TestAll() {
const std::string tag = "Integer";
@ -136,6 +163,7 @@ void TestAll() {
Test(tag, "SASX", Sasx(), true);
Test(tag, "SSAX", Ssax(), true);
Test(tag, "UQSUB8", Uqsub8(), true);
Test(tag, "UXTB16", Uxtb16(), true);
}
}