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authorKartik Agaram <vc@akkartik.com>2018-09-07 22:20:29 -0700
committerKartik Agaram <vc@akkartik.com>2018-09-07 22:20:29 -0700
commit1a62e61df42bfdf001010700c1e1042c67d62ec2 (patch)
tree6bc1c8ed96ddaac8cfc9e403ecfe4778e0cf9795 /subx/015immediate_addressing.cc
parente07a3f2886b117970b3cd58f7cd6806cbfe5cc4a (diff)
downloadmu-1a62e61df42bfdf001010700c1e1042c67d62ec2.tar.gz
4538
Diffstat (limited to 'subx/015immediate_addressing.cc')
-rw-r--r--subx/015immediate_addressing.cc18
1 files changed, 9 insertions, 9 deletions
diff --git a/subx/015immediate_addressing.cc b/subx/015immediate_addressing.cc
index b1d97f1e..c6cf843b 100644
--- a/subx/015immediate_addressing.cc
+++ b/subx/015immediate_addressing.cc
@@ -20,7 +20,7 @@ case 0x81: {  // combine imm32 with r/m32
   trace(90, "run") << "combine imm32 with r/m32" << end();
   uint8_t modrm = next();
   int32_t* arg1 = effective_address(modrm);
-  int32_t arg2 = imm32();
+  int32_t arg2 = next32();
   trace(90, "run") << "imm32 is 0x" << HEXWORD << arg2 << end();
   uint8_t subop = (modrm>>3)&0x7;  // middle 3 'reg opcode' bits
   switch (subop) {
@@ -67,7 +67,7 @@ put(name, "2d", "subtract imm32 from R0 (EAX)");
 
 :(before "End Single-Byte Opcodes")
 case 0x2d: {  // subtract imm32 from EAX
-  int32_t arg2 = imm32();
+  int32_t arg2 = next32();
   trace(90, "run") << "subtract imm32 0x" << HEXWORD << arg2 << " from EAX" << end();
   BINARY_ARITHMETIC_OP(-, Reg[EAX].i, arg2);
   break;
@@ -125,7 +125,7 @@ put(name, "25", "R0 = bitwise AND of imm32 with R0 (EAX)");
 
 :(before "End Single-Byte Opcodes")
 case 0x25: {  // and imm32 with EAX
-  int32_t arg2 = imm32();
+  int32_t arg2 = next32();
   trace(90, "run") << "and imm32 0x" << HEXWORD << arg2 << " with EAX" << end();
   BINARY_BITWISE_OP(&, Reg[EAX].i, arg2);
   break;
@@ -183,7 +183,7 @@ put(name, "0d", "R0 = bitwise OR of imm32 with R0 (EAX)");
 
 :(before "End Single-Byte Opcodes")
 case 0x0d: {  // or imm32 with EAX
-  int32_t arg2 = imm32();
+  int32_t arg2 = next32();
   trace(90, "run") << "or imm32 0x" << HEXWORD << arg2 << " with EAX" << end();
   BINARY_BITWISE_OP(|, Reg[EAX].i, arg2);
   break;
@@ -239,7 +239,7 @@ put(name, "35", "R0 = bitwise XOR of imm32 with R0 (EAX)");
 
 :(before "End Single-Byte Opcodes")
 case 0x35: {  // xor imm32 with EAX
-  int32_t arg2 = imm32();
+  int32_t arg2 = next32();
   trace(90, "run") << "xor imm32 0x" << HEXWORD << arg2 << " with EAX" << end();
   BINARY_BITWISE_OP(^, Reg[EAX].i, arg2);
   break;
@@ -296,7 +296,7 @@ put(name, "3d", "subtract imm32 from R0 (EAX)");
 :(before "End Single-Byte Opcodes")
 case 0x3d: {  // subtract imm32 from EAX
   int32_t arg1 = Reg[EAX].i;
-  int32_t arg2 = imm32();
+  int32_t arg2 = next32();
   trace(90, "run") << "compare EAX and imm32 0x" << HEXWORD << arg2 << end();
   int32_t tmp1 = arg1 - arg2;
   SF = (tmp1 < 0);
@@ -438,7 +438,7 @@ case 0xbd:
 case 0xbe:
 case 0xbf: {  // copy imm32 to r32
   uint8_t reg1 = op & 0x7;
-  int32_t arg2 = imm32();
+  int32_t arg2 = next32();
   trace(90, "run") << "copy imm32 0x" << HEXWORD << arg2 << " to " << rname(reg1) << end();
   Reg[reg1].i = arg2;
   break;
@@ -464,7 +464,7 @@ case 0xc7: {  // copy imm32 to r32
   uint8_t modrm = next();
   trace(90, "run") << "copy imm32 to r/m32" << end();
   int32_t* arg1 = effective_address(modrm);
-  int32_t arg2 = imm32();
+  int32_t arg2 = next32();
   trace(90, "run") << "imm32 is 0x" << HEXWORD << arg2 << end();
   *arg1 = arg2;
   break;
@@ -486,7 +486,7 @@ put(name, "68", "push imm32 to stack");
 
 :(before "End Single-Byte Opcodes")
 case 0x68: {
-  uint32_t val = static_cast<uint32_t>(imm32());
+  uint32_t val = static_cast<uint32_t>(next32());
   trace(90, "run") << "push imm32 0x" << HEXWORD << val << end();
 //?   cerr << "push: " << val << " => " << Reg[ESP].u << '\n';
   push(val);