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[/] [openrisc/] [trunk/] [gnu-src/] [binutils-2.20.1/] [gas/] [testsuite/] [gas/] [cris/] [branch.s] - Rev 205
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; ; Test that branches work: 8- and 16-bit all insns, relaxing to ; 32-bit, forward and backward. No need to check the border ; cases for *all* insns. ; .text start_original: nop startm32: ; start start2 start3 nop .space 32750-(256-21*2+20)-(21*2+10*2+21*4)-12,0 startm16: nop ; The size of a bunch of short branches is start2-start = 42, ; so make the threshold be dependent of the size of that block, ; for the next block; half of them will be relaxed. .space 256-21*2-20,0 start: nop ba start bcc start bcs start beq start bwf start bext start bext start ; leftover, used to be never-implemented "bir" bge start bgt start bhi start bhs start ble start blo start bls start blt start bmi start bne start bpl start bvc start bvs start start2: nop ba startm16 bcc startm16 bcs startm16 beq startm16 bwf startm16 bext startm16 bext startm16 bge startm16 bgt startm16 bhi startm16 bhs startm16 ble startm16 blo startm16 bls startm16 blt startm16 bmi startm16 bne startm16 bpl startm16 bvc startm16 bvs startm16 start3: ; Ok, once more to make sure *all* 16-bit variants get ok for ; backward references. nop ba startm16 bcc startm16 bcs startm16 beq startm16 bwf startm16 bext startm16 bext startm16 bge startm16 bgt startm16 bhi startm16 bhs startm16 ble startm16 blo startm16 bls startm16 blt startm16 bmi startm16 bne startm16 bpl startm16 bvc startm16 bvs startm16 ; ; Now check that dynamically relaxing some of these branches ; from 16-bit to 32-bit works. ; start4: nop ba startm32 bcc startm32 bcs startm32 beq startm32 bwf startm32 bext startm32 bext startm32 bge startm32 bgt startm32 bhi startm32 bhs startm32 ble startm32 blo startm32 bls startm32 blt startm32 bmi startm32 bne startm32 bpl startm32 bvc startm32 bvs startm32 ; ; Again, so all insns get to be tested for 32-bit relaxing. ; start5: nop ba startm32 bcc startm32 bcs startm32 beq startm32 bwf startm32 bext startm32 bext startm32 bge startm32 bgt startm32 bhi startm32 bhs startm32 ble startm32 blo startm32 bls startm32 blt startm32 bmi startm32 bne startm32 bpl startm32 bvc startm32 bvs startm32 ; ; Now test forward references. Symmetrically as above. ; ; All to 32-bit: start6: nop ba endp32 bcc endp32 bcs endp32 beq endp32 bwf endp32 bext endp32 bext endp32 bge endp32 bgt endp32 bhi endp32 bhs endp32 ble endp32 blo endp32 bls endp32 blt endp32 bmi endp32 bne endp32 bpl endp32 bvc endp32 bvs endp32 ; ; Some get relaxed: ; start7: nop ba endp32 bcc endp32 bcs endp32 beq endp32 bwf endp32 bext endp32 bext endp32 bge endp32 bgt endp32 bhi endp32 bhs endp32 ble endp32 blo endp32 bls endp32 blt endp32 bmi endp32 bne endp32 bpl endp32 bvc endp32 bvs endp32 ; ; All to 16-bit: ; start8: nop ba endp16 bcc endp16 bcs endp16 beq endp16 bwf endp16 bext endp16 bext endp16 bge endp16 bgt endp16 bhi endp16 bhs endp16 ble endp16 blo endp16 bls endp16 blt endp16 bmi endp16 bne endp16 bpl endp16 bvc endp16 bvs endp16 ; ; Some relaxing: ; start9: nop ba endp16 bcc endp16 bcs endp16 beq endp16 bwf endp16 bext endp16 bext endp16 bge endp16 bgt endp16 bhi endp16 bhs endp16 ble endp16 blo endp16 bls endp16 blt endp16 bmi endp16 bne endp16 bpl endp16 bvc endp16 bvs endp16 ; ; And all the short ones, forward. ; start10: ba end bcc end bcs end beq end bwf end bext end bext end bge end bgt end bhi end bhs end ble end blo end bls end blt end bmi end bne end bpl end bvc end bvs end nop end: nop .space 256-21*2-20,0 endp16: nop .space 32750-(256-21*2+20)-(21*2+10*2+21*4)-12,0 endp32: nop