package x86_test import ( "testing" "git.urbach.dev/cli/q/src/cpu" "git.urbach.dev/cli/q/src/x86" "git.urbach.dev/go/assert" ) func TestLoadAddress(t *testing.T) { usagePatterns := []struct { Destination cpu.Register Offset int Code []byte }{ {x86.RAX, 0, []byte{0x48, 0x8D, 0x05, 0x00, 0x00, 0x00, 0x00}}, {x86.RCX, 0, []byte{0x48, 0x8D, 0x0D, 0x00, 0x00, 0x00, 0x00}}, {x86.RDX, 0, []byte{0x48, 0x8D, 0x15, 0x00, 0x00, 0x00, 0x00}}, {x86.RBX, 0, []byte{0x48, 0x8D, 0x1D, 0x00, 0x00, 0x00, 0x00}}, {x86.RSP, 0, []byte{0x48, 0x8D, 0x25, 0x00, 0x00, 0x00, 0x00}}, {x86.RBP, 0, []byte{0x48, 0x8D, 0x2D, 0x00, 0x00, 0x00, 0x00}}, {x86.RSI, 0, []byte{0x48, 0x8D, 0x35, 0x00, 0x00, 0x00, 0x00}}, {x86.RDI, 0, []byte{0x48, 0x8D, 0x3D, 0x00, 0x00, 0x00, 0x00}}, {x86.R8, 0, []byte{0x4C, 0x8D, 0x05, 0x00, 0x00, 0x00, 0x00}}, {x86.R9, 0, []byte{0x4C, 0x8D, 0x0D, 0x00, 0x00, 0x00, 0x00}}, {x86.R10, 0, []byte{0x4C, 0x8D, 0x15, 0x00, 0x00, 0x00, 0x00}}, {x86.R11, 0, []byte{0x4C, 0x8D, 0x1D, 0x00, 0x00, 0x00, 0x00}}, {x86.R12, 0, []byte{0x4C, 0x8D, 0x25, 0x00, 0x00, 0x00, 0x00}}, {x86.R13, 0, []byte{0x4C, 0x8D, 0x2D, 0x00, 0x00, 0x00, 0x00}}, {x86.R14, 0, []byte{0x4C, 0x8D, 0x35, 0x00, 0x00, 0x00, 0x00}}, {x86.R15, 0, []byte{0x4C, 0x8D, 0x3D, 0x00, 0x00, 0x00, 0x00}}, } for _, pattern := range usagePatterns { t.Logf("lea %s, [rip+%d]", pattern.Destination, pattern.Offset) code := x86.LoadAddress(nil, pattern.Destination, pattern.Offset) assert.DeepEqual(t, code, pattern.Code) } }