gl_shader_decompiler: Fix swizzle in GetRegister.

This commit is contained in:
bunnei 2018-04-15 20:47:41 -04:00
parent 5a28dce9eb
commit 59f4ff4659

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@ -199,7 +199,7 @@ private:
std::string GetRegister(const Register& reg, unsigned elem = 0) { std::string GetRegister(const Register& reg, unsigned elem = 0) {
if (stage == Maxwell3D::Regs::ShaderStage::Fragment && reg < 4) { if (stage == Maxwell3D::Regs::ShaderStage::Fragment && reg < 4) {
// GPRs 0-3 are output color for the fragment shader // GPRs 0-3 are output color for the fragment shader
return std::string{"color."} + "rgba"[reg + elem]; return std::string{"color."} + "rgba"[(reg + elem) & 3];
} }
return *declr_register.insert("register_" + std::to_string(reg + elem)).first; return *declr_register.insert("register_" + std::to_string(reg + elem)).first;