- fix missing convert from float to double in LSP and LSP_R opcodes

- fix missing convert from double to float in SSP and SSP_R opcodes
ZDoom · Oct 11, 2018 · fc870fc · fc870fc
1 parent aa6e09f
commit fc870fc
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Showing 2 changed files with 12 additions and 4 deletions.
diff --git a/src/scripting/vm/jit_load.cpp b/src/scripting/vm/jit_load.cpp
@@ -172,13 +172,15 @@ void JitCompiler::EmitLHU_R()
 void JitCompiler::EmitLSP()
 {
 	EmitNullPointerThrow(B, X_READ_NIL);
-	cc.movss(regF[A], asmjit::x86::dword_ptr(regA[B], konstd[C]));
+	cc.xorpd(regF[A], regF[A]);
+	cc.cvtss2sd(regF[A], asmjit::x86::dword_ptr(regA[B], konstd[C]));
 }
 
 void JitCompiler::EmitLSP_R()
 {
 	EmitNullPointerThrow(B, X_READ_NIL);
-	cc.movss(regF[A], asmjit::x86::dword_ptr(regA[B], regD[C]));
+	cc.xorpd(regF[A], regF[A]);
+	cc.cvtss2sd(regF[A], asmjit::x86::dword_ptr(regA[B], regD[C]));
 }
 
 void JitCompiler::EmitLDP()

diff --git a/src/scripting/vm/jit_store.cpp b/src/scripting/vm/jit_store.cpp
@@ -40,13 +40,19 @@ void JitCompiler::EmitSW_R()
 void JitCompiler::EmitSSP()
 {
 	EmitNullPointerThrow(A, X_WRITE_NIL);
-	cc.movss(asmjit::x86::dword_ptr(regA[A], konstd[C]), regF[B]);
+	auto tmp = newTempXmmSd();
+	cc.xorpd(tmp, tmp);
+	cc.cvtsd2ss(tmp, regF[B]);
+	cc.movss(asmjit::x86::dword_ptr(regA[A], konstd[C]), tmp);
 }
 
 void JitCompiler::EmitSSP_R()
 {
 	EmitNullPointerThrow(A, X_WRITE_NIL);
-	cc.movss(asmjit::x86::dword_ptr(regA[A], regD[C]), regF[B]);
+	auto tmp = newTempXmmSd();
+	cc.xorpd(tmp, tmp);
+	cc.cvtsd2ss(tmp, regF[B]);
+	cc.movss(asmjit::x86::dword_ptr(regA[A], regD[C]), tmp);
 }
 
 void JitCompiler::EmitSDP()