From abe9f67d45d38ee87b501da03a9b9778d31095fb Mon Sep 17 00:00:00 2001 From: Michael Eager Date: Wed, 21 Nov 2012 17:54:11 +0000 Subject: [PATCH] Add swap byte (swapb) and swap halfword (swaph) opcodes. binutils/opcodes * microblaze-opc.h (op_code_struct): Add swapb, swaph Increase MAX_OPCODES. * microblaze-opcm.h (microblaze_instr): Likewise binutils/gas/testsuite * gas/microblaze/allinsn.s: Add swapb, swaph * gas/microblaze/allinsn.d: Likewise --- gas/testsuite/ChangeLog | 5 +++++ gas/testsuite/gas/microblaze/allinsn.d | 6 ++++++ gas/testsuite/gas/microblaze/allinsn.s | 8 ++++++++ opcodes/ChangeLog | 5 +++++ opcodes/microblaze-opc.h | 4 +++- opcodes/microblaze-opcm.h | 2 +- 6 files changed, 28 insertions(+), 2 deletions(-) diff --git a/gas/testsuite/ChangeLog b/gas/testsuite/ChangeLog index f460b47..2661ff4 100644 --- a/gas/testsuite/ChangeLog +++ b/gas/testsuite/ChangeLog @@ -1,5 +1,10 @@ 2012-11-21 David Holsgrove + * gas/microblaze/allinsn.s: Add swapb, swaph + * gas/microblaze/allinsn.d: Likewise + +2012-11-21 David Holsgrove + * gas/microblaze/allinsn.s: Test use of SHR, SLR * gas/microblaze/allinsn.d: Likewise diff --git a/gas/testsuite/gas/microblaze/allinsn.d b/gas/testsuite/gas/microblaze/allinsn.d index 4a03340..b454fdb 100644 --- a/gas/testsuite/gas/microblaze/allinsn.d +++ b/gas/testsuite/gas/microblaze/allinsn.d @@ -41,3 +41,9 @@ Disassembly of section .text: 30: b0000000 imm 0 34: 31600000 addik r11, r0, 0 38: 940bc802 mts rshr, r11 + +0000003c : + 3c: 900001e0 swapb r0, r0 + +00000040 : + 40: 900001e2 swaph r0, r0 diff --git a/gas/testsuite/gas/microblaze/allinsn.s b/gas/testsuite/gas/microblaze/allinsn.s index 437444f..ffe91ca 100644 --- a/gas/testsuite/gas/microblaze/allinsn.s +++ b/gas/testsuite/gas/microblaze/allinsn.s @@ -46,4 +46,12 @@ regslr: regshr: la r11,r0,r0 mts rshr,r11 + .text + .global swapb +swapb: + swapb r0,r0 + .text + .global swaph +swaph: + swaph r0,r0 diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog index e5d08b0..ed74935 100644 --- a/opcodes/ChangeLog +++ b/opcodes/ChangeLog @@ -1,3 +1,8 @@ +2012-11-21 David Holsgrove + + * microblaze-opc.h (op_code_struct): Add swapb, swaph Increase MAX_OPCODES. + * microblaze-opcm.h (microblaze_instr): Likewise + 2012-11-21 Edgar E. Iglesias * microblaze-opcm.h: Add REG_SLR_MASK, REG_SHR_MASK, REG_SHR and REG_SLR diff --git a/opcodes/microblaze-opc.h b/opcodes/microblaze-opc.h index 0447fc5..404985b 100644 --- a/opcodes/microblaze-opc.h +++ b/opcodes/microblaze-opc.h @@ -101,7 +101,7 @@ #define DELAY_SLOT 1 #define NO_DELAY_SLOT 0 -#define MAX_OPCODES 287 +#define MAX_OPCODES 289 struct op_code_struct { @@ -402,6 +402,8 @@ struct op_code_struct {"clz", INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x900000E0, OPCODE_MASK_H34, clz, special_inst }, {"mbar", INST_TYPE_IMM5, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB8020004, OPCODE_MASK_HN, mbar, special_inst }, {"sleep", INST_TYPE_NONE, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBA020004, OPCODE_MASK_HN, invalid_inst, special_inst }, /* translates to mbar 16. */ + {"swapb", INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x900001E0, OPCODE_MASK_H4, swapb, arithmetic_inst }, + {"swaph", INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x900001E2, OPCODE_MASK_H4, swaph, arithmetic_inst }, {"", 0, 0, 0, 0, 0, 0, 0, 0}, }; diff --git a/opcodes/microblaze-opcm.h b/opcodes/microblaze-opcm.h index a2a42d0..124cdec 100644 --- a/opcodes/microblaze-opcm.h +++ b/opcodes/microblaze-opcm.h @@ -27,7 +27,7 @@ enum microblaze_instr { add, rsub, addc, rsubc, addk, rsubk, addkc, rsubkc, clz, cmp, cmpu, addi, rsubi, addic, rsubic, addik, rsubik, addikc, rsubikc, mul, - mulh, mulhu, mulhsu, + mulh, mulhu, mulhsu,swapb,swaph, idiv, idivu, bsll, bsra, bsrl, get, put, nget, nput, cget, cput, ncget, ncput, muli, bslli, bsrai, bsrli, mului, or, and, xor, andn, pcmpbf, pcmpbc, pcmpeq, pcmpne, sra, src, srl, sext8, sext16, -- 2.7.4