1 /* 2 * test relax 3 * bittst.c <-> bittst! : register number must be in 0-15 4 5 * Author: ligang 6 */ 7 8 /* This macro transform 32b instruction to 16b. */ 9 .macro tran3216 insn32, insn16 10 11 \insn32 r0, 2 #32b -> 16b 12 \insn16 r0, 2 13 14 \insn32 r15, 4 #32b -> 16b 15 \insn16 r15, 4 16 17 \insn32 r15, 1 #32b -> 16b 18 \insn16 r15, 1 19 20 \insn16 r15, 3 21 \insn32 r15, 3 #32b -> 16b 22 23 \insn32 r8, 2 #32b -> 16b 24 \insn32 r8, 2 #32b -> 16b 25 26 \insn32 r15, 1 #No transform 27 \insn32 r26, 4 28 29 .endm 30 31 /* This macro transform 16b instruction to 32b. */ 32 .macro tran1632 insn32, insn16 33 .align 4 34 35 \insn16 r0, 2 #16b -> 32b 36 \insn32 r20, 2 37 38 \insn16 r15, 4 #16b -> 32b 39 \insn32 r25, 4 40 41 \insn16 r15, 1 #16b -> 32b 42 \insn32 r25, 1 43 44 \insn16 r8, 1 #No transform 45 \insn16 r8, 1 #No transform 46 47 \insn16 r6, 4 #No transform 48 \insn32 r6, 4 #32b -> 16b 49 50 \insn32 r7, 3 #32b -> 16b 51 \insn16 r7, 3 #No transform 52 53 .endm 54 55 .text 56 57 tran3216 "bittst.c", "bittst!" 58 tran1632 "bittst.c", "bittst!" 59 60
