arm: Fixes based on UBSan and static analysis

[gem5.git] / src / arch / arm / isa / insts / neon64_mem.isa

diff --git a/src/arch/arm/isa/insts/neon64_mem.isa b/src/arch/arm/isa/insts/neon64_mem.isa
index af31d959effeef29cae9e0ccb863722d75392c1f..4d32412266ac7d83ac9958c53832404e649489e4 100644 (file)
--- a/src/arch/arm/isa/insts/neon64_mem.isa
+++ b/src/arch/arm/isa/insts/neon64_mem.isa
@@ -185,7 +185,8 @@ let {{
         if name == 'deint_neon_uop':
 
             eCode = '''
-                VReg input[4];  // input data from scratch area
+                // input data from scratch area
+                VReg input[4] = { {0, 0}, {0, 0}, {0, 0}, {0, 0} };
                 VReg output[2];  // output data to arch. SIMD regs
                 VReg temp;
                 temp.lo = 0;
@@ -270,7 +271,8 @@ let {{
         elif name == 'int_neon_uop':
 
             eCode = '''
-                VReg input[4];  // input data from arch. SIMD regs
+                // input data from arch. SIMD regs
+                VReg input[4] = { {0, 0}, {0, 0}, {0, 0}, {0, 0} };
                 VReg output[2];  // output data to scratch area
             '''
 
@@ -332,7 +334,8 @@ let {{
         elif name == 'unpack_neon_uop':
 
             eCode = '''
-                VReg input[4];  //input data from scratch area
+                //input data from scratch area
+                VReg input[4] = { {0, 0}, {0, 0}, {0, 0}, {0, 0} };
                 VReg output[2];  //output data to arch. SIMD regs
             '''
 
@@ -398,7 +401,8 @@ let {{
         elif name == 'pack_neon_uop':
 
             eCode = '''
-                VReg input[4];  // input data from arch. SIMD regs
+                // input data from arch. SIMD regs
+                VReg input[4] = { {0, 0}, {0, 0}, {0, 0}, {0, 0} };
                 VReg output[2];  // output data to scratch area
             '''