diff options
Diffstat (limited to 'vendor/github.com/twitchyliquid64/golang-asm/asm/arch/mips.go')
-rw-r--r-- | vendor/github.com/twitchyliquid64/golang-asm/asm/arch/mips.go | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/vendor/github.com/twitchyliquid64/golang-asm/asm/arch/mips.go b/vendor/github.com/twitchyliquid64/golang-asm/asm/arch/mips.go deleted file mode 100644 index 7af9dbb23..000000000 --- a/vendor/github.com/twitchyliquid64/golang-asm/asm/arch/mips.go +++ /dev/null @@ -1,72 +0,0 @@ -// Copyright 2015 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// This file encapsulates some of the odd characteristics of the -// MIPS (MIPS64) instruction set, to minimize its interaction -// with the core of the assembler. - -package arch - -import ( - "github.com/twitchyliquid64/golang-asm/obj" - "github.com/twitchyliquid64/golang-asm/obj/mips" -) - -func jumpMIPS(word string) bool { - switch word { - case "BEQ", "BFPF", "BFPT", "BGEZ", "BGEZAL", "BGTZ", "BLEZ", "BLTZ", "BLTZAL", "BNE", "JMP", "JAL", "CALL": - return true - } - return false -} - -// IsMIPSCMP reports whether the op (as defined by an mips.A* constant) is -// one of the CMP instructions that require special handling. -func IsMIPSCMP(op obj.As) bool { - switch op { - case mips.ACMPEQF, mips.ACMPEQD, mips.ACMPGEF, mips.ACMPGED, - mips.ACMPGTF, mips.ACMPGTD: - return true - } - return false -} - -// IsMIPSMUL reports whether the op (as defined by an mips.A* constant) is -// one of the MUL/DIV/REM/MADD/MSUB instructions that require special handling. -func IsMIPSMUL(op obj.As) bool { - switch op { - case mips.AMUL, mips.AMULU, mips.AMULV, mips.AMULVU, - mips.ADIV, mips.ADIVU, mips.ADIVV, mips.ADIVVU, - mips.AREM, mips.AREMU, mips.AREMV, mips.AREMVU, - mips.AMADD, mips.AMSUB: - return true - } - return false -} - -func mipsRegisterNumber(name string, n int16) (int16, bool) { - switch name { - case "F": - if 0 <= n && n <= 31 { - return mips.REG_F0 + n, true - } - case "FCR": - if 0 <= n && n <= 31 { - return mips.REG_FCR0 + n, true - } - case "M": - if 0 <= n && n <= 31 { - return mips.REG_M0 + n, true - } - case "R": - if 0 <= n && n <= 31 { - return mips.REG_R0 + n, true - } - case "W": - if 0 <= n && n <= 31 { - return mips.REG_W0 + n, true - } - } - return 0, false -} |