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| author | WANG Xuerui <git@xen0n.name> | 2022-07-27 19:07:56 +0800 |
|---|---|---|
| committer | liuzhensong <liuzhensong@loongson.cn> | 2022-08-01 15:57:30 +0800 |
| commit | 3f6e97039ec6f476b6fe09768f4b89722ffef10f (patch) | |
| tree | 97c69bb06ca8bf8e91da2b3df1bc64921117f8b4 /opcodes/loongarch-opc.c | |
| parent | f493c2174ef99a43c0a5d89179122f857955d738 (diff) | |
| download | gdb-3f6e97039ec6f476b6fe09768f4b89722ffef10f.zip gdb-3f6e97039ec6f476b6fe09768f4b89722ffef10f.tar.gz gdb-3f6e97039ec6f476b6fe09768f4b89722ffef10f.tar.bz2 | |
opcodes: LoongArch: make all non-native jumps desugar to canonical b{lt/ge}[u] forms
Also re-order the jump/branch opcodes while at it, so that insns are
sorted in ascending order according to opcodes, and the label form
preceding the real definition.
Diffstat (limited to 'opcodes/loongarch-opc.c')
| -rw-r--r-- | opcodes/loongarch-opc.c | 31 |
1 files changed, 12 insertions, 19 deletions
diff --git a/opcodes/loongarch-opc.c b/opcodes/loongarch-opc.c index be0de61..35bae8c 100644 --- a/opcodes/loongarch-opc.c +++ b/opcodes/loongarch-opc.c @@ -810,22 +810,13 @@ static struct loongarch_opcode loongarch_float_jmp_opcodes[] = static struct loongarch_opcode loongarch_jmp_opcodes[] = { /* match, mask, name, format, macro, include, exclude, pinfo. */ - { 0x0, 0x0, "bltz", "r,la", "bltz %1,%%b16(%2)", 0, 0, 0 }, - { 0x60000000, 0xfc00001f, "bltz", "r5:5,sb10:16<<2", 0, 0, 0, 0 }, - { 0x0, 0x0, "bgtz", "r,la", "bgtz %1,%%b16(%2)", 0, 0, 0 }, - { 0x60000000, 0xfc0003e0, "bgtz", "r0:5,sb10:16<<2", 0, 0, 0, 0 }, - { 0x0, 0x0, "bgez", "r,la", "bgez %1,%%b16(%2)", 0, 0, 0 }, - { 0x64000000, 0xfc00001f, "bgez", "r5:5,sb10:16<<2", 0, 0, 0, 0 }, - { 0x0, 0x0, "blez", "r,la", "blez %1,%%b16(%2)", 0, 0, 0 }, - { 0x64000000, 0xfc0003e0, "blez", "r0:5,sb10:16<<2", 0, 0, 0, 0 }, { 0x0, 0x0, "beqz", "r,la", "beqz %1,%%b21(%2)", 0, 0, 0 }, { 0x40000000, 0xfc000000, "beqz", "r5:5,sb0:5|10:16<<2", 0, 0, 0, 0 }, { 0x0, 0x0, "bnez", "r,la", "bnez %1,%%b21(%2)", 0, 0, 0 }, { 0x44000000, 0xfc000000, "bnez", "r5:5,sb0:5|10:16<<2", 0, 0, 0, 0 }, - { 0x0, 0x0, "jr", "r", "jirl $r0,%1,0", 0, 0, 0 }, - { 0x50000000, 0xfc000000, "b", "sb0:10|10:16<<2", 0, 0, 0, 0 }, - { 0x0, 0x0, "b", "la", "b %%b26(%1)", 0, 0, 0 }, { 0x4c000000, 0xfc000000, "jirl", "r0:5,r5:5,s10:16<<2", 0, 0, 0, 0 }, + { 0x0, 0x0, "b", "la", "b %%b26(%1)", 0, 0, 0 }, + { 0x50000000, 0xfc000000, "b", "sb0:10|10:16<<2", 0, 0, 0, 0 }, { 0x0, 0x0, "bl", "la", "bl %%b26(%1)", 0, 0, 0 }, { 0x54000000, 0xfc000000, "bl", "sb0:10|10:16<<2", 0, 0, 0, 0 }, { 0x0, 0x0, "beq", "r,r,la", "beq %1,%2,%%b16(%3)", 0, 0, 0 }, @@ -834,20 +825,22 @@ static struct loongarch_opcode loongarch_jmp_opcodes[] = { 0x5c000000, 0xfc000000, "bne", "r5:5,r0:5,sb10:16<<2", 0, 0, 0, 0 }, { 0x0, 0x0, "blt", "r,r,la", "blt %1,%2,%%b16(%3)", 0, 0, 0 }, { 0x60000000, 0xfc000000, "blt", "r5:5,r0:5,sb10:16<<2", 0, 0, 0, 0 }, - { 0x0, 0x0, "bgt", "r,r,la", "bgt %1,%2,%%b16(%3)", 0, 0, 0 }, - { 0x60000000, 0xfc000000, "bgt", "r0:5,r5:5,sb10:16<<2", 0, 0, 0, 0 }, { 0x0, 0x0, "bge", "r,r,la", "bge %1,%2,%%b16(%3)", 0, 0, 0 }, { 0x64000000, 0xfc000000, "bge", "r5:5,r0:5,sb10:16<<2", 0, 0, 0, 0 }, - { 0x0, 0x0, "ble", "r,r,la", "ble %1,%2,%%b16(%3)", 0, 0, 0 }, - { 0x64000000, 0xfc000000, "ble", "r0:5,r5:5,sb10:16<<2", 0, 0, 0, 0 }, { 0x0, 0x0, "bltu", "r,r,la", "bltu %1,%2,%%b16(%3)", 0, 0, 0 }, { 0x68000000, 0xfc000000, "bltu", "r5:5,r0:5,sb10:16<<2", 0, 0, 0, 0 }, - { 0x0, 0x0, "bgtu", "r,r,la", "bgtu %1,%2,%%b16(%3)", 0, 0, 0 }, - { 0x68000000, 0xfc000000, "bgtu", "r0:5,r5:5,sb10:16<<2", 0, 0, 0, 0 }, { 0x0, 0x0, "bgeu", "r,r,la", "bgeu %1,%2,%%b16(%3)", 0, 0, 0 }, { 0x6c000000, 0xfc000000, "bgeu", "r5:5,r0:5,sb10:16<<2", 0, 0, 0, 0 }, - { 0x0, 0x0, "bleu", "r,r,la", "bleu %1,%2,%%b16(%3)", 0, 0, 0 }, - { 0x6c000000, 0xfc000000, "bleu", "r0:5,r5:5,sb10:16<<2", 0, 0, 0, 0 }, + /* Jumps implemented with macros. */ + { 0x0, 0x0, "bgt", "r,r,la", "blt %2,%1,%%b16(%3)", 0, 0, 0 }, + { 0x0, 0x0, "bltz", "r,la", "blt %1,$r0,%%b16(%2)", 0, 0, 0 }, + { 0x0, 0x0, "bgtz", "r,la", "blt $r0,%1,%%b16(%2)", 0, 0, 0 }, + { 0x0, 0x0, "ble", "r,r,la", "bge %2,%1,%%b16(%3)", 0, 0, 0 }, + { 0x0, 0x0, "bgez", "r,la", "bge %1,$r0,%%b16(%2)", 0, 0, 0 }, + { 0x0, 0x0, "blez", "r,la", "bge $r0,%1,%%b16(%2)", 0, 0, 0 }, + { 0x0, 0x0, "bgtu", "r,r,la", "bltu %2,%1,%%b16(%3)", 0, 0, 0 }, + { 0x0, 0x0, "bleu", "r,r,la", "bgeu %2,%1,%%b16(%3)", 0, 0, 0 }, + { 0x0, 0x0, "jr", "r", "jirl $r0,%1,0", 0, 0, 0 }, { 0 } /* Terminate the list. */ }; |