espressif/binutils-gdb
1
0
Fork 0
mirror of https://github.com/espressif/binutils-gdb.git synced 2025-06-22 11:00:01 +08:00
Code Issues Packages Projects Releases Wiki Activity

opcodes: LoongArch: make all non-native jumps desugar to canonical b{lt/ge}[u] forms

Browse Source 
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.
This commit is contained in:
WANG Xuerui
2022-07-27 19:07:56 +08:00
committed by liuzhensong
parent f493c2174e
commit 3f6e97039e
3 changed files with 36 additions and 43 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
gas/testsuite/gas/loongarch/jmp_op.d
View File

@ -8,9 +8,9 @@ Disassembly of section .text:
00000000.* <.text>:
[ ]+0:[ ]+03400000[ ]+[ ]+andi[ ]+\$zero, \$zero, 0x0
[ ]+4:[ ]+63fffc04[ ]+[ ]+bgtz[ ]+\$a0, -4\(0x3fffc\)[ ]+# 0x0
[ ]+8:[ ]+67fff880[ ]+[ ]+bgez[ ]+\$a0, -8\(0x3fff8\)[ ]+# 0x0
[ ]+c:[ ]+67fff404[ ]+[ ]+blez[ ]+\$a0, -12\(0x3fff4\)[ ]+# 0x0
[ ]+4:[ ]+63fffc04[ ]+[ ]+blt[ ]+\$zero, \$a0, -4\(0x3fffc\)[ ]+# 0x0
[ ]+8:[ ]+67fff880[ ]+[ ]+bge[ ]+\$a0, \$zero, -8\(0x3fff8\)[ ]+# 0x0
[ ]+c:[ ]+67fff404[ ]+[ ]+bge[ ]+\$zero, \$a0, -12\(0x3fff4\)[ ]+# 0x0
[ ]+10:[ ]+43fff09f[ ]+[ ]+beqz[ ]+\$a0, -16\(0x7ffff0\)[ ]+# 0x0
[ ]+14:[ ]+47ffec9f[ ]+[ ]+bnez[ ]+\$a0, -20\(0x7fffec\)[ ]+# 0x0
[ ]+18:[ ]+4bffe81f[ ]+[ ]+bceqz[ ]+\$fcc0, -24\(0x7fffe8\)[ ]+# 0x0

42
ld/testsuite/ld-loongarch-elf/jmp_op.d
View File

@ -7,24 +7,24 @@
Disassembly of section .text:
00000000.* <.text>:
[ ]+0:[ ]+03400000[ ]+andi[ ]+\$zero,[ ]+\$zero,[ ]+0x0
[ ]+4:[ ]+63fffc04[ ]+bgtz[ ]+\$a0,[ ]+-4\(0x3fffc\)[ ]+#[ ]+0x0
[ ]+8:[ ]+67fff880[ ]+bgez[ ]+\$a0,[ ]+-8\(0x3fff8\)[ ]+#[ ]+0x0
[ ]+c:[ ]+67fff404[ ]+blez[ ]+\$a0,[ ]+-12\(0x3fff4\)[ ]+#[ ]+0x0
[ ]+10:[ ]+43fff09f[ ]+beqz[ ]+\$a0,[ ]+-16\(0x7ffff0\)[ ]+#[ ]+0x0
[ ]+14:[ ]+47ffec9f[ ]+bnez[ ]+\$a0,[ ]+-20\(0x7fffec\)[ ]+#[ ]+0x0
[ ]+18:[ ]+4bffe81f[ ]+bceqz[ ]+\$fcc0,[ ]+-24\(0x7fffe8\)[ ]+#[ ]+0x0
[ ]+1c:[ ]+4bffe51f[ ]+bcnez[ ]+\$fcc0,[ ]+-28\(0x7fffe4\)[ ]+#[ ]+0x0
[ ]+20:[ ]+4c000080[ ]+jirl[ ]+\$zero,[ ]+\$a0,[ ]+0
[ ]+24:[ ]+53ffdfff[ ]+b[ ]+-36\(0xfffffdc\)[ ]+#[ ]+0x0
[ ]+28:[ ]+57ffdbff[ ]+bl[ ]+-40\(0xfffffd8\)[ ]+#[ ]+0x0
[ ]+2c:[ ]+5bffd485[ ]+beq[ ]+\$a0,[ ]+\$a1,[ ]+-44\(0x3ffd4\)[ ]+#[ ]+0x0
[ ]+30:[ ]+5fffd085[ ]+bne[ ]+\$a0,[ ]+\$a1,[ ]+-48\(0x3ffd0\)[ ]+#[ ]+0x0
[ ]+34:[ ]+63ffcc85[ ]+blt[ ]+\$a0,[ ]+\$a1,[ ]+-52\(0x3ffcc\)[ ]+#[ ]+0x0
[ ]+38:[ ]+63ffc8a4[ ]+blt[ ]+\$a1,[ ]+\$a0,[ ]+-56\(0x3ffc8\)[ ]+#[ ]+0x0
[ ]+3c:[ ]+67ffc485[ ]+bge[ ]+\$a0,[ ]+\$a1,[ ]+-60\(0x3ffc4\)[ ]+#[ ]+0x0
[ ]+40:[ ]+67ffc0a4[ ]+bge[ ]+\$a1,[ ]+\$a0,[ ]+-64\(0x3ffc0\)[ ]+#[ ]+0x0
[ ]+44:[ ]+6bffbc85[ ]+bltu[ ]+\$a0,[ ]+\$a1,[ ]+-68\(0x3ffbc\)[ ]+#[ ]+0x0
[ ]+48:[ ]+6bffb8a4[ ]+bltu[ ]+\$a1,[ ]+\$a0,[ ]+-72\(0x3ffb8\)[ ]+#[ ]+0x0
[ ]+4c:[ ]+6fffb485[ ]+bgeu[ ]+\$a0,[ ]+\$a1,[ ]+-76\(0x3ffb4\)[ ]+#[ ]+0x0
[ ]+50:[ ]+6fffb0a4[ ]+bgeu[ ]+\$a1,[ ]+\$a0,[ ]+-80\(0x3ffb0\)[ ]+#[ ]+0x0
[ ]+0:[ ]+03400000[ ]+[ ]+andi[ ]+\$zero, \$zero, 0x0
[ ]+4:[ ]+63fffc04[ ]+[ ]+blt[ ]+\$zero, \$a0, -4\(0x3fffc\)[ ]+# 0x0
[ ]+8:[ ]+67fff880[ ]+[ ]+bge[ ]+\$a0, \$zero, -8\(0x3fff8\)[ ]+# 0x0
[ ]+c:[ ]+67fff404[ ]+[ ]+bge[ ]+\$zero, \$a0, -12\(0x3fff4\)[ ]+# 0x0
[ ]+10:[ ]+43fff09f[ ]+[ ]+beqz[ ]+\$a0, -16\(0x7ffff0\)[ ]+# 0x0
[ ]+14:[ ]+47ffec9f[ ]+[ ]+bnez[ ]+\$a0, -20\(0x7fffec\)[ ]+# 0x0
[ ]+18:[ ]+4bffe81f[ ]+[ ]+bceqz[ ]+\$fcc0, -24\(0x7fffe8\)[ ]+# 0x0
[ ]+1c:[ ]+4bffe51f[ ]+[ ]+bcnez[ ]+\$fcc0, -28\(0x7fffe4\)[ ]+# 0x0
[ ]+20:[ ]+4c000080[ ]+[ ]+jirl[ ]+\$zero, \$a0, 0
[ ]+24:[ ]+53ffdfff[ ]+[ ]+b[ ]+-36\(0xfffffdc\)[ ]+# 0x0
[ ]+28:[ ]+57ffdbff[ ]+[ ]+bl[ ]+-40\(0xfffffd8\)[ ]+# 0x0
[ ]+2c:[ ]+5bffd485[ ]+[ ]+beq[ ]+\$a0, \$a1, -44\(0x3ffd4\)[ ]+# 0x0
[ ]+30:[ ]+5fffd085[ ]+[ ]+bne[ ]+\$a0, \$a1, -48\(0x3ffd0\)[ ]+# 0x0
[ ]+34:[ ]+63ffcc85[ ]+[ ]+blt[ ]+\$a0, \$a1, -52\(0x3ffcc\)[ ]+# 0x0
[ ]+38:[ ]+63ffc8a4[ ]+[ ]+blt[ ]+\$a1, \$a0, -56\(0x3ffc8\)[ ]+# 0x0
[ ]+3c:[ ]+67ffc485[ ]+[ ]+bge[ ]+\$a0, \$a1, -60\(0x3ffc4\)[ ]+# 0x0
[ ]+40:[ ]+67ffc0a4[ ]+[ ]+bge[ ]+\$a1, \$a0, -64\(0x3ffc0\)[ ]+# 0x0
[ ]+44:[ ]+6bffbc85[ ]+[ ]+bltu[ ]+\$a0, \$a1, -68\(0x3ffbc\)[ ]+# 0x0
[ ]+48:[ ]+6bffb8a4[ ]+[ ]+bltu[ ]+\$a1, \$a0, -72\(0x3ffb8\)[ ]+# 0x0
[ ]+4c:[ ]+6fffb485[ ]+[ ]+bgeu[ ]+\$a0, \$a1, -76\(0x3ffb4\)[ ]+# 0x0
[ ]+50:[ ]+6fffb0a4[ ]+[ ]+bgeu[ ]+\$a1, \$a0, -80\(0x3ffb0\)[ ]+# 0x0

31
opcodes/loongarch-opc.c
View File

@ -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. */
};