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swiftshader
Commit 71673c81 by Chris Forbes
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Add support for OpSRem

Test: dEQP-VK.spirv_assembly.*srem* Bug: b/126873455 Change-Id: I9f5f519f7dac72ef7c7b45e88451fcb9dae0b3f8 Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/27270Tested-by: 's avatarChris Forbes <chrisforbes@google.com> Presubmit-Ready: Chris Forbes <chrisforbes@google.com> Kokoro-Presubmit: kokoro <noreply+kokoro@google.com> Reviewed-by: 's avatarBen Clayton <bclayton@google.com> Reviewed-by: 's avatarNicolas Capens <nicolascapens@google.com>
parent d8504702
Showing with 11 additions and 0 deletions
src/Pipeline/SpirvShader.cpp
......@@ -338,6 +338,7 @@ namespace sw
case spv::OpFOrdGreaterThanEqual:
case spv::OpFUnordGreaterThanEqual:
case spv::OpSMod:
case spv::OpSRem:
case spv::OpUMod:
case spv::OpIEqual:
case spv::OpINotEqual:
......@@ -1139,6 +1140,7 @@ namespace sw
case spv::OpFOrdGreaterThanEqual:
case spv::OpFUnordGreaterThanEqual:
case spv::OpSMod:
case spv::OpSRem:
case spv::OpUMod:
case spv::OpIEqual:
case spv::OpINotEqual:
......@@ -1638,6 +1640,15 @@ namespace sw
dst.emplace(i, lhs.UInt(i) / (rhs.UInt(i) | zeroMask));
break;
}
case spv::OpSRem:
{
SIMD::Int a = lhs.Int(i);
SIMD::Int b = rhs.Int(i);
b = b | CmpEQ(b, SIMD::Int(0)); // prevent divide-by-zero
a = a | (CmpEQ(a, SIMD::Int(0x80000000)) & CmpEQ(b, SIMD::Int(-1))); // prevent integer overflow
dst.emplace(i, a % b);
break;
}
case spv::OpSMod:
{
SIMD::Int a = lhs.Int(i);
......
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