Renamed x64 to x86

2025-02-05 23:16:18 +01:00
parent 37afbde0da
commit d4f9071ee4
80 changed files with 1757 additions and 1757 deletions
--- a/src/x86/Sub_test.go
+++ b/src/x86/Sub_test.go
@ -0,0 +1,88 @@
+package x86_test
+
+import (
+	"testing"
+
+	"git.akyoto.dev/cli/q/src/cpu"
+	"git.akyoto.dev/cli/q/src/x86"
+	"git.akyoto.dev/go/assert"
+)
+
+func TestSubRegisterNumber(t *testing.T) {
+	usagePatterns := []struct {
+		Register cpu.Register
+		Number   int
+		Code     []byte
+	}{
+		{x86.RAX, 1, []byte{0x48, 0x83, 0xE8, 0x01}},
+		{x86.RCX, 1, []byte{0x48, 0x83, 0xE9, 0x01}},
+		{x86.RDX, 1, []byte{0x48, 0x83, 0xEA, 0x01}},
+		{x86.RBX, 1, []byte{0x48, 0x83, 0xEB, 0x01}},
+		{x86.RSP, 1, []byte{0x48, 0x83, 0xEC, 0x01}},
+		{x86.RBP, 1, []byte{0x48, 0x83, 0xED, 0x01}},
+		{x86.RSI, 1, []byte{0x48, 0x83, 0xEE, 0x01}},
+		{x86.RDI, 1, []byte{0x48, 0x83, 0xEF, 0x01}},
+		{x86.R8, 1, []byte{0x49, 0x83, 0xE8, 0x01}},
+		{x86.R9, 1, []byte{0x49, 0x83, 0xE9, 0x01}},
+		{x86.R10, 1, []byte{0x49, 0x83, 0xEA, 0x01}},
+		{x86.R11, 1, []byte{0x49, 0x83, 0xEB, 0x01}},
+		{x86.R12, 1, []byte{0x49, 0x83, 0xEC, 0x01}},
+		{x86.R13, 1, []byte{0x49, 0x83, 0xED, 0x01}},
+		{x86.R14, 1, []byte{0x49, 0x83, 0xEE, 0x01}},
+		{x86.R15, 1, []byte{0x49, 0x83, 0xEF, 0x01}},
+
+		{x86.RAX, 0x7FFFFFFF, []byte{0x48, 0x81, 0xE8, 0xFF, 0xFF, 0xFF, 0x7F}},
+		{x86.RCX, 0x7FFFFFFF, []byte{0x48, 0x81, 0xE9, 0xFF, 0xFF, 0xFF, 0x7F}},
+		{x86.RDX, 0x7FFFFFFF, []byte{0x48, 0x81, 0xEA, 0xFF, 0xFF, 0xFF, 0x7F}},
+		{x86.RBX, 0x7FFFFFFF, []byte{0x48, 0x81, 0xEB, 0xFF, 0xFF, 0xFF, 0x7F}},
+		{x86.RSP, 0x7FFFFFFF, []byte{0x48, 0x81, 0xEC, 0xFF, 0xFF, 0xFF, 0x7F}},
+		{x86.RBP, 0x7FFFFFFF, []byte{0x48, 0x81, 0xED, 0xFF, 0xFF, 0xFF, 0x7F}},
+		{x86.RSI, 0x7FFFFFFF, []byte{0x48, 0x81, 0xEE, 0xFF, 0xFF, 0xFF, 0x7F}},
+		{x86.RDI, 0x7FFFFFFF, []byte{0x48, 0x81, 0xEF, 0xFF, 0xFF, 0xFF, 0x7F}},
+		{x86.R8, 0x7FFFFFFF, []byte{0x49, 0x81, 0xE8, 0xFF, 0xFF, 0xFF, 0x7F}},
+		{x86.R9, 0x7FFFFFFF, []byte{0x49, 0x81, 0xE9, 0xFF, 0xFF, 0xFF, 0x7F}},
+		{x86.R10, 0x7FFFFFFF, []byte{0x49, 0x81, 0xEA, 0xFF, 0xFF, 0xFF, 0x7F}},
+		{x86.R11, 0x7FFFFFFF, []byte{0x49, 0x81, 0xEB, 0xFF, 0xFF, 0xFF, 0x7F}},
+		{x86.R12, 0x7FFFFFFF, []byte{0x49, 0x81, 0xEC, 0xFF, 0xFF, 0xFF, 0x7F}},
+		{x86.R13, 0x7FFFFFFF, []byte{0x49, 0x81, 0xED, 0xFF, 0xFF, 0xFF, 0x7F}},
+		{x86.R14, 0x7FFFFFFF, []byte{0x49, 0x81, 0xEE, 0xFF, 0xFF, 0xFF, 0x7F}},
+		{x86.R15, 0x7FFFFFFF, []byte{0x49, 0x81, 0xEF, 0xFF, 0xFF, 0xFF, 0x7F}},
+	}
+
+	for _, pattern := range usagePatterns {
+		t.Logf("sub %s, %x", pattern.Register, pattern.Number)
+		code := x86.SubRegisterNumber(nil, pattern.Register, pattern.Number)
+		assert.DeepEqual(t, code, pattern.Code)
+	}
+}
+
+func TestSubRegisterRegister(t *testing.T) {
+	usagePatterns := []struct {
+		Left  cpu.Register
+		Right cpu.Register
+		Code  []byte
+	}{
+		{x86.RAX, x86.R15, []byte{0x4C, 0x29, 0xF8}},
+		{x86.RCX, x86.R14, []byte{0x4C, 0x29, 0xF1}},
+		{x86.RDX, x86.R13, []byte{0x4C, 0x29, 0xEA}},
+		{x86.RBX, x86.R12, []byte{0x4C, 0x29, 0xE3}},
+		{x86.RSP, x86.R11, []byte{0x4C, 0x29, 0xDC}},
+		{x86.RBP, x86.R10, []byte{0x4C, 0x29, 0xD5}},
+		{x86.RSI, x86.R9, []byte{0x4C, 0x29, 0xCE}},
+		{x86.RDI, x86.R8, []byte{0x4C, 0x29, 0xC7}},
+		{x86.R8, x86.RDI, []byte{0x49, 0x29, 0xF8}},
+		{x86.R9, x86.RSI, []byte{0x49, 0x29, 0xF1}},
+		{x86.R10, x86.RBP, []byte{0x49, 0x29, 0xEA}},
+		{x86.R11, x86.RSP, []byte{0x49, 0x29, 0xE3}},
+		{x86.R12, x86.RBX, []byte{0x49, 0x29, 0xDC}},
+		{x86.R13, x86.RDX, []byte{0x49, 0x29, 0xD5}},
+		{x86.R14, x86.RCX, []byte{0x49, 0x29, 0xCE}},
+		{x86.R15, x86.RAX, []byte{0x49, 0x29, 0xC7}},
+	}
+
+	for _, pattern := range usagePatterns {
+		t.Logf("sub %s, %s", pattern.Left, pattern.Right)
+		code := x86.SubRegisterRegister(nil, pattern.Left, pattern.Right)
+		assert.DeepEqual(t, code, pattern.Code)
+	}
+}