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authorKartik Agaram <vc@akkartik.com>2019-05-13 00:03:40 -0700
committerKartik Agaram <vc@akkartik.com>2019-05-13 00:03:40 -0700
commit1892608f1ecb81ea328bfdc80b87cce3f3ce7113 (patch)
treeb7f7637fa7ee92baa94889a46d24b49c17eb605a /subx
parent82fb58e6068f3718fe7cedd1cde1b405308bbbab (diff)
downloadmu-1892608f1ecb81ea328bfdc80b87cce3f3ce7113.tar.gz
.
Correct some confusing log messages.
Diffstat (limited to 'subx')
-rw-r--r--subx/013direct_addressing.cc18
-rw-r--r--subx/014indirect_addressing.cc22
2 files changed, 20 insertions, 20 deletions
diff --git a/subx/013direct_addressing.cc b/subx/013direct_addressing.cc
index 87983e3d..b2a4bbca 100644
--- a/subx/013direct_addressing.cc
+++ b/subx/013direct_addressing.cc
@@ -770,11 +770,11 @@ void test_compare_r32_with_r32_greater() {
   run(
       "== 0x1\n"  // code segment
       // op     ModR/M  SIB   displacement  immediate
-      "  39     d8                                    \n"  // compare EBX with EAX
+      "  39     d8                                    \n"  // compare EAX with EBX
       // ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)
   );
   CHECK_TRACE_CONTENTS(
-      "run: compare EBX with r/m32\n"
+      "run: compare r/m32 with EBX\n"
       "run: r/m32 is EAX\n"
       "run: SF=0; ZF=0; CF=0; OF=0\n"
   );
@@ -784,7 +784,7 @@ void test_compare_r32_with_r32_greater() {
 case 0x39: {  // set SF if r/m32 < r32
   const uint8_t modrm = next();
   const uint8_t reg2 = (modrm>>3)&0x7;
-  trace(Callstack_depth+1, "run") << "compare " << rname(reg2) << " with r/m32" << end();
+  trace(Callstack_depth+1, "run") << "compare r/m32 with " << rname(reg2) << end();
   const int32_t* signed_arg1 = effective_address(modrm);
   const int32_t signed_arg2 = Reg[reg2].i;
   const int32_t signed_difference = *signed_arg1 - signed_arg2;
@@ -808,11 +808,11 @@ void test_compare_r32_with_r32_lesser() {
   run(
       "== 0x1\n"  // code segment
       // op     ModR/M  SIB   displacement  immediate
-      "  39     d8                                    \n"  // compare EBX with EAX
+      "  39     d8                                    \n"  // compare EAX with EBX
       // ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)
   );
   CHECK_TRACE_CONTENTS(
-      "run: compare EBX with r/m32\n"
+      "run: compare r/m32 with EBX\n"
       "run: r/m32 is EAX\n"
       "run: SF=1; ZF=0; CF=0; OF=0\n"
   );
@@ -824,11 +824,11 @@ void test_compare_r32_with_r32_lesser_unsigned() {
   run(
       "== 0x1\n"  // code segment
       // op     ModR/M  SIB   displacement  immediate
-      "  39     d8                                    \n"  // compare EBX with EAX
+      "  39     d8                                    \n"  // compare EAX with EBX
       // ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)
   );
   CHECK_TRACE_CONTENTS(
-      "run: compare EBX with r/m32\n"
+      "run: compare r/m32 with EBX\n"
       "run: r/m32 is EAX\n"
       "run: SF=1; ZF=0; CF=1; OF=0\n"
   );
@@ -840,11 +840,11 @@ void test_compare_r32_with_r32_equal() {
   run(
       "== 0x1\n"  // code segment
       // op     ModR/M  SIB   displacement  immediate
-      "  39     d8                                    \n"  // compare EBX with EAX
+      "  39     d8                                    \n"  // compare EAX and EBX
       // ModR/M in binary: 11 (direct mode) 011 (src EBX) 000 (dest EAX)
   );
   CHECK_TRACE_CONTENTS(
-      "run: compare EBX with r/m32\n"
+      "run: compare r/m32 with EBX\n"
       "run: r/m32 is EAX\n"
       "run: SF=0; ZF=1; CF=0; OF=0\n"
   );
diff --git a/subx/014indirect_addressing.cc b/subx/014indirect_addressing.cc
index 4b891f99..89e1d88f 100644
--- a/subx/014indirect_addressing.cc
+++ b/subx/014indirect_addressing.cc
@@ -358,13 +358,13 @@ void test_compare_mem_at_r32_with_r32_greater() {
   run(
       "== 0x1\n"  // code segment
       // op     ModR/M  SIB   displacement  immediate
-      "  39     18                                    \n"  // compare EBX with *EAX
+      "  39     18                                    \n"  // compare *EAX with EBX
       // ModR/M in binary: 00 (indirect mode) 011 (src EAX) 000 (dest EAX)
       "== 0x2000\n"  // data segment
       "0d 0c 0b 0a\n"  // 0x0a0b0c0d
   );
   CHECK_TRACE_CONTENTS(
-      "run: compare EBX with r/m32\n"
+      "run: compare r/m32 with EBX\n"
       "run: effective address is 0x00002000 (EAX)\n"
       "run: SF=0; ZF=0; CF=0; OF=0\n"
   );
@@ -377,13 +377,13 @@ void test_compare_mem_at_r32_with_r32_lesser() {
   run(
       "== 0x1\n"  // code segment
       // op     ModR/M  SIB   displacement  immediate
-      "  39     18                                    \n"  // compare EBX with *EAX
+      "  39     18                                    \n"  // compare *EAX with EBX
       // ModR/M in binary: 00 (indirect mode) 011 (src EAX) 000 (dest EAX)
       "== 0x2000\n"  // data segment
       "07 0c 0b 0a\n"  // 0x0a0b0c0d
   );
   CHECK_TRACE_CONTENTS(
-      "run: compare EBX with r/m32\n"
+      "run: compare r/m32 with EBX\n"
       "run: effective address is 0x00002000 (EAX)\n"
       "run: SF=1; ZF=0; CF=0; OF=0\n"
   );
@@ -396,13 +396,13 @@ void test_compare_mem_at_r32_with_r32_equal() {
   run(
       "== 0x1\n"  // code segment
       // op     ModR/M  SIB   displacement  immediate
-      "  39     18                                    \n"  // compare EBX with *EAX
+      "  39     18                                    \n"  // compare *EAX and EBX
       // ModR/M in binary: 00 (indirect mode) 011 (src EAX) 000 (dest EAX)
       "== 0x2000\n"  // data segment
       "0d 0c 0b 0a\n"  // 0x0a0b0c0d
   );
   CHECK_TRACE_CONTENTS(
-      "run: compare EBX with r/m32\n"
+      "run: compare r/m32 with EBX\n"
       "run: effective address is 0x00002000 (EAX)\n"
       "run: SF=0; ZF=1; CF=0; OF=0\n"
   );
@@ -420,13 +420,13 @@ void test_compare_r32_with_mem_at_r32_greater() {
   run(
       "== 0x1\n"  // code segment
       // op     ModR/M  SIB   displacement  immediate
-      "  3b     18                                    \n"  // compare *EAX with EBX
+      "  3b     18                                    \n"  // compare EBX with *EAX
       // ModR/M in binary: 00 (indirect mode) 011 (src EAX) 000 (dest EAX)
       "== 0x2000\n"  // data segment
       "07 0c 0b 0a\n"  // 0x0a0b0c0d
   );
   CHECK_TRACE_CONTENTS(
-      "run: compare r/m32 with EBX\n"
+      "run: compare EBX with r/m32\n"
       "run: effective address is 0x00002000 (EAX)\n"
       "run: SF=0; ZF=0; CF=0; OF=0\n"
   );
@@ -436,7 +436,7 @@ void test_compare_r32_with_mem_at_r32_greater() {
 case 0x3b: {  // set SF if r32 < r/m32
   const uint8_t modrm = next();
   const uint8_t reg1 = (modrm>>3)&0x7;
-  trace(Callstack_depth+1, "run") << "compare r/m32 with " << rname(reg1) << end();
+  trace(Callstack_depth+1, "run") << "compare " << rname(reg1) << " with r/m32" << end();
   const int32_t signed_arg1 = Reg[reg1].i;
   const int32_t* signed_arg2 = effective_address(modrm);
   const int32_t signed_difference = signed_arg1 - *signed_arg2;
@@ -466,7 +466,7 @@ void test_compare_r32_with_mem_at_r32_lesser() {
       "0d 0c 0b 0a\n"  // 0x0a0b0c0d
   );
   CHECK_TRACE_CONTENTS(
-      "run: compare r/m32 with EBX\n"
+      "run: compare EBX with r/m32\n"
       "run: effective address is 0x00002000 (EAX)\n"
       "run: SF=1; ZF=0; CF=0; OF=0\n"
   );
@@ -485,7 +485,7 @@ void test_compare_r32_with_mem_at_r32_equal() {
       "0d 0c 0b 0a\n"  // 0x0a0b0c0d
   );
   CHECK_TRACE_CONTENTS(
-      "run: compare r/m32 with EBX\n"
+      "run: compare EBX with r/m32\n"
       "run: effective address is 0x00002000 (EAX)\n"
       "run: SF=0; ZF=1; CF=0; OF=0\n"
   );