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emit_x64_floating_point: Correct error in s16 rounding in EmitFPToFixed

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MerryMage
2020-06-22 22:54:38 +01:00
parent 3ea49fc6d6
commit 2008fda88b
2 changed files with 23 additions and 6 deletions
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20
tests/A32/test_arm_instructions.cpp
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@@ -485,3 +485,23 @@ TEST_CASE("arm: vclt.f32 with zero", "[arm][A32]") {
REQUIRE(jit.ExtRegs()[6] == 0x00000000);
REQUIRE(jit.ExtRegs()[7] == 0x00000000);
}
TEST_CASE("arm: vcvt.s16.f64", "[arm][A32]") {
ArmTestEnv test_env;
A32::Jit jit{GetUserConfig(&test_env)};
test_env.code_mem = {
0xeebe8b45, // vcvt.s16.f64 d8, d8, #6
0xeafffffe, // b +#0
};
jit.ExtRegs()[16] = 0x9a7110b0;
jit.ExtRegs()[17] = 0xcd78f4e7;
jit.SetCpsr(0x000001d0); // User-mode
test_env.ticks_left = 2;
jit.Run();
REQUIRE(jit.ExtRegs()[16] == 0xffff8000);
REQUIRE(jit.ExtRegs()[17] == 0xffffffff);
}