From fb0939f9b68d7fb83d863b22ef99af93452bb4bf Mon Sep 17 00:00:00 2001 From: gdkchan Date: Sat, 29 Feb 2020 17:51:55 -0300 Subject: Add SSAT, SSAT16, USAT and USAT16 ARM32 instructions (#954) * Implement SMULWB, SMULWT, SMLAWB, SMLAWT, and add tests for some multiply instructions * Improve test descriptions * Rename SMULH to SMUL__ * Add SSAT, SSAT16, USAT and USAT16 ARM32 instructions * Fix new tests * Replace AND 0xFFFF with 16-bits zero extension (more efficient) --- Ryujinx.Tests/Cpu/CpuTestAlu32.cs | 55 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) (limited to 'Ryujinx.Tests/Cpu/CpuTestAlu32.cs') diff --git a/Ryujinx.Tests/Cpu/CpuTestAlu32.cs b/Ryujinx.Tests/Cpu/CpuTestAlu32.cs index 145417ae..c21bbe10 100644 --- a/Ryujinx.Tests/Cpu/CpuTestAlu32.cs +++ b/Ryujinx.Tests/Cpu/CpuTestAlu32.cs @@ -11,6 +11,26 @@ namespace Ryujinx.Tests.Cpu #if Alu32 #region "ValueSource (Opcodes)" + private static uint[] _Ssat_Usat_() + { + return new uint[] + { + 0xe6a00010u, // SSAT R0, #1, R0, LSL #0 + 0xe6a00050u, // SSAT R0, #1, R0, ASR #32 + 0xe6e00010u, // USAT R0, #0, R0, LSL #0 + 0xe6e00050u // USAT R0, #0, R0, ASR #32 + }; + } + + private static uint[] _Ssat16_Usat16_() + { + return new uint[] + { + 0xe6a00f30u, // SSAT16 R0, #1, R0 + 0xe6e00f30u, // USAT16 R0, #0, R0 + }; + } + private static uint[] _Lsr_Lsl_Asr_Ror_() { return new uint[] @@ -56,6 +76,41 @@ namespace Ryujinx.Tests.Cpu CompareAgainstUnicorn(); } + + [Test, Pairwise] + public void Ssat_Usat([ValueSource("_Ssat_Usat_")] uint opcode, + [Values(0u, 0xdu)] uint rd, + [Values(1u, 0xdu)] uint rn, + [Values(0u, 7u, 8u, 0xfu, 0x10u, 0x1fu)] uint sat, + [Values(0u, 7u, 8u, 0xfu, 0x10u, 0x1fu)] uint shift, + [Values(0x00000000u, 0x7FFFFFFFu, + 0x80000000u, 0xFFFFFFFFu)] [Random(RndCnt)] uint wn) + { + opcode |= ((rn & 15) << 0) | ((shift & 31) << 7) | ((rd & 15) << 12) | ((sat & 31) << 16); + + uint w31 = TestContext.CurrentContext.Random.NextUInt(); + + SingleOpcode(opcode, r1: wn, sp: w31); + + CompareAgainstUnicorn(); + } + + [Test, Pairwise] + public void Ssat16_Usat16([ValueSource("_Ssat16_Usat16_")] uint opcode, + [Values(0u, 0xdu)] uint rd, + [Values(1u, 0xdu)] uint rn, + [Values(0u, 7u, 8u, 0xfu)] uint sat, + [Values(0x00000000u, 0x7FFFFFFFu, + 0x80000000u, 0xFFFFFFFFu)] [Random(RndCnt)] uint wn) + { + opcode |= ((rn & 15) << 0) | ((rd & 15) << 12) | ((sat & 15) << 16); + + uint w31 = TestContext.CurrentContext.Random.NextUInt(); + + SingleOpcode(opcode, r1: wn, sp: w31); + + CompareAgainstUnicorn(); + } #endif } } -- cgit v1.2.3