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Added more tests

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This commit is contained in:
Eduard Urbach 2024-06-24 17:51:24 +02:00
parent 9e3af3b01c
commit c1d3e0d11b
Signed by: eduard
GPG key ID: 49226B848C78F6C8
5 changed files with 142 additions and 25 deletions
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56
src/build/arch/x64/Sub_test.go Normal file
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@ -0,0 +1,56 @@
package x64_test
import (
"testing"
"git.akyoto.dev/cli/q/src/build/arch/x64"
"git.akyoto.dev/cli/q/src/build/cpu"
"git.akyoto.dev/go/assert"
)
func TestSubRegisterNumber(t *testing.T) {
usagePatterns := []struct {
Register cpu.Register
Number int
Code []byte
}{
{x64.RAX, 1, []byte{0x48, 0x83, 0xE8, 0x01}},
{x64.RCX, 1, []byte{0x48, 0x83, 0xE9, 0x01}},
{x64.RDX, 1, []byte{0x48, 0x83, 0xEA, 0x01}},
{x64.RBX, 1, []byte{0x48, 0x83, 0xEB, 0x01}},
{x64.RSP, 1, []byte{0x48, 0x83, 0xEC, 0x01}},
{x64.RBP, 1, []byte{0x48, 0x83, 0xED, 0x01}},
{x64.RSI, 1, []byte{0x48, 0x83, 0xEE, 0x01}},
{x64.RDI, 1, []byte{0x48, 0x83, 0xEF, 0x01}},
{x64.R8, 1, []byte{0x49, 0x83, 0xE8, 0x01}},
{x64.R9, 1, []byte{0x49, 0x83, 0xE9, 0x01}},
{x64.R10, 1, []byte{0x49, 0x83, 0xEA, 0x01}},
{x64.R11, 1, []byte{0x49, 0x83, 0xEB, 0x01}},
{x64.R12, 1, []byte{0x49, 0x83, 0xEC, 0x01}},
{x64.R13, 1, []byte{0x49, 0x83, 0xED, 0x01}},
{x64.R14, 1, []byte{0x49, 0x83, 0xEE, 0x01}},
{x64.R15, 1, []byte{0x49, 0x83, 0xEF, 0x01}},
{x64.RAX, 0x7FFFFFFF, []byte{0x48, 0x81, 0xE8, 0xFF, 0xFF, 0xFF, 0x7F}},
{x64.RCX, 0x7FFFFFFF, []byte{0x48, 0x81, 0xE9, 0xFF, 0xFF, 0xFF, 0x7F}},
{x64.RDX, 0x7FFFFFFF, []byte{0x48, 0x81, 0xEA, 0xFF, 0xFF, 0xFF, 0x7F}},
{x64.RBX, 0x7FFFFFFF, []byte{0x48, 0x81, 0xEB, 0xFF, 0xFF, 0xFF, 0x7F}},
{x64.RSP, 0x7FFFFFFF, []byte{0x48, 0x81, 0xEC, 0xFF, 0xFF, 0xFF, 0x7F}},
{x64.RBP, 0x7FFFFFFF, []byte{0x48, 0x81, 0xED, 0xFF, 0xFF, 0xFF, 0x7F}},
{x64.RSI, 0x7FFFFFFF, []byte{0x48, 0x81, 0xEE, 0xFF, 0xFF, 0xFF, 0x7F}},
{x64.RDI, 0x7FFFFFFF, []byte{0x48, 0x81, 0xEF, 0xFF, 0xFF, 0xFF, 0x7F}},
{x64.R8, 0x7FFFFFFF, []byte{0x49, 0x81, 0xE8, 0xFF, 0xFF, 0xFF, 0x7F}},
{x64.R9, 0x7FFFFFFF, []byte{0x49, 0x81, 0xE9, 0xFF, 0xFF, 0xFF, 0x7F}},
{x64.R10, 0x7FFFFFFF, []byte{0x49, 0x81, 0xEA, 0xFF, 0xFF, 0xFF, 0x7F}},
{x64.R11, 0x7FFFFFFF, []byte{0x49, 0x81, 0xEB, 0xFF, 0xFF, 0xFF, 0x7F}},
{x64.R12, 0x7FFFFFFF, []byte{0x49, 0x81, 0xEC, 0xFF, 0xFF, 0xFF, 0x7F}},
{x64.R13, 0x7FFFFFFF, []byte{0x49, 0x81, 0xED, 0xFF, 0xFF, 0xFF, 0x7F}},
{x64.R14, 0x7FFFFFFF, []byte{0x49, 0x81, 0xEE, 0xFF, 0xFF, 0xFF, 0x7F}},
{x64.R15, 0x7FFFFFFF, []byte{0x49, 0x81, 0xEF, 0xFF, 0xFF, 0xFF, 0x7F}},
}
for _, pattern := range usagePatterns {
t.Logf("sub %s, %x", pattern.Register, pattern.Number)
code := x64.SubRegNum(nil, pattern.Register, pattern.Number)
assert.DeepEqual(t, code, pattern.Code)
}
}