1 /* 2 * test relax 3 * br <-> br! : register number must be in 0-15 4 * brl <-> brl! : register number must be in 0-15 5 6 * Author: ligang 7 */ 8 9 /* This macro transform 32b instruction to 16b. */ 10 .macro tran3216 insn32, insn16 11 .align 4 12 13 \insn32 r0 #32b -> 16b 14 \insn16 r0 15 16 \insn32 r15 #32b -> 16b 17 \insn16 r15 18 19 \insn32 r3 #32b -> 16b 20 \insn32 r3 #32b -> 16b 21 22 \insn16 r5 23 \insn32 r5 #32b -> 16b 24 25 \insn32 r3 #No transform 26 \insn32 r31 #No transform 27 28 .endm 29 30 /* This macro transform 16b instruction to 32b. */ 31 .macro tran1632 insn32, insn16 32 .align 4 33 34 \insn16 r0 #16b -> 32b 35 \insn32 r23 36 37 \insn16 r15 #16b -> 32b 38 \insn32 r27 39 40 \insn16 r6 #No transform 41 \insn32 r6 42 43 \insn16 r3 #No transform 44 \insn16 r3 45 46 .endm 47 48 tran3216 "br", "br!" 49 tran3216 "brl", "brl!" 50 51 tran1632 "br", "br!" 52 tran1632 "brl", "brl!" 53 54
