linux-atomic.asm (ATOMIC_TEST_AND_SET): Take unsigned extension into account.
* config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take unsigned extension into account. (ATOMIC_COMPARE_AND_SWAP): Likewise. (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise. Do computations on a scratch register. From-SVN: r133405
This commit is contained in:
Kaz Kojima
parent
ad6003f260
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06644a0738
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@ -1,3 +1,11 @@
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2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
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* config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
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unsigned extension into account.
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(ATOMIC_COMPARE_AND_SWAP): Likewise.
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(ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
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Do computations on a scratch register.
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2008-03-21 Richard Guenther <rguenther@suse.de>
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* tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
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@ -1,4 +1,4 @@
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/* Copyright (C) 2006 Free Software Foundation, Inc.
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/* Copyright (C) 2006, 2008 Free Software Foundation, Inc.
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This file is part of GCC.
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@ -35,7 +35,7 @@
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#if ! __SH5__
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#define ATOMIC_TEST_AND_SET(N,T) \
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#define ATOMIC_TEST_AND_SET(N,T,EXT) \
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.global __sync_lock_test_and_set_##N; \
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HIDDEN_FUNC(__sync_lock_test_and_set_##N); \
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.align 2; \
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@ -48,20 +48,20 @@ __sync_lock_test_and_set_##N:; \
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mov.##T r5, @r4; \
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1: mov r1, r15; \
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rts; \
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mov r2, r0; \
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EXT r2, r0; \
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ENDFUNC(__sync_lock_test_and_set_##N)
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ATOMIC_TEST_AND_SET (1,b)
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ATOMIC_TEST_AND_SET (2,w)
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ATOMIC_TEST_AND_SET (4,l)
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ATOMIC_TEST_AND_SET (1,b,extu.b)
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ATOMIC_TEST_AND_SET (2,w,extu.w)
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ATOMIC_TEST_AND_SET (4,l,mov)
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#define ATOMIC_COMPARE_AND_SWAP(N,T) \
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#define ATOMIC_COMPARE_AND_SWAP(N,T,EXTS,EXT) \
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.global __sync_compare_and_swap_##N; \
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HIDDEN_FUNC(__sync_compare_and_swap_##N); \
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.align 2; \
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__sync_compare_and_swap_##N:; \
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mova 1f, r0; \
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nop; \
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EXTS r5, r5; \
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mov r15, r1; \
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mov #(0f-1f), r15; \
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0: mov.##T @r4, r2; \
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@ -70,46 +70,14 @@ __sync_compare_and_swap_##N:; \
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mov.##T r6, @r4; \
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1: mov r1, r15; \
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rts; \
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mov r2, r0; \
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EXT r2, r0; \
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ENDFUNC(__sync_compare_and_swap_##N)
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ATOMIC_COMPARE_AND_SWAP (1,b)
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ATOMIC_COMPARE_AND_SWAP (2,w)
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ATOMIC_COMPARE_AND_SWAP (4,l)
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ATOMIC_COMPARE_AND_SWAP (1,b,exts.b,extu.b)
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ATOMIC_COMPARE_AND_SWAP (2,w,exts.w,extu.w)
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ATOMIC_COMPARE_AND_SWAP (4,l,mov,mov)
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#define ATOMIC_FETCH_AND_OP(OP,N,T) \
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.global __sync_fetch_and_##OP##_##N; \
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HIDDEN_FUNC(__sync_fetch_and_##OP##_##N); \
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.align 2; \
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__sync_fetch_and_##OP##_##N:; \
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mova 1f, r0; \
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mov r15, r1; \
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mov #(0f-1f), r15; \
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0: mov.##T @r4, r2; \
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OP r2, r5; \
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mov.##T r5, @r4; \
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1: mov r1, r15; \
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rts; \
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mov r2, r0; \
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ENDFUNC(__sync_fetch_and_##OP##_##N)
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ATOMIC_FETCH_AND_OP(add,1,b)
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ATOMIC_FETCH_AND_OP(add,2,w)
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ATOMIC_FETCH_AND_OP(add,4,l)
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ATOMIC_FETCH_AND_OP(or,1,b)
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ATOMIC_FETCH_AND_OP(or,2,w)
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ATOMIC_FETCH_AND_OP(or,4,l)
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ATOMIC_FETCH_AND_OP(and,1,b)
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ATOMIC_FETCH_AND_OP(and,2,w)
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ATOMIC_FETCH_AND_OP(and,4,l)
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ATOMIC_FETCH_AND_OP(xor,1,b)
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ATOMIC_FETCH_AND_OP(xor,2,w)
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ATOMIC_FETCH_AND_OP(xor,4,l)
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#define ATOMIC_FETCH_AND_COMBOP(OP,OP0,OP1,N,T) \
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#define ATOMIC_FETCH_AND_OP(OP,N,T,EXT) \
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.global __sync_fetch_and_##OP##_##N; \
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HIDDEN_FUNC(__sync_fetch_and_##OP##_##N); \
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.align 2; \
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@ -119,20 +87,54 @@ __sync_fetch_and_##OP##_##N:; \
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mov r15, r1; \
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mov #(0f-1f), r15; \
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0: mov.##T @r4, r2; \
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OP0 r2, r5; \
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OP1 r5, r5; \
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mov.##T r5, @r4; \
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mov r5, r3; \
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OP r2, r3; \
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mov.##T r3, @r4; \
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1: mov r1, r15; \
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rts; \
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mov r2, r0; \
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EXT r2, r0; \
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ENDFUNC(__sync_fetch_and_##OP##_##N)
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ATOMIC_FETCH_AND_COMBOP(sub,sub,neg,1,b)
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ATOMIC_FETCH_AND_COMBOP(sub,sub,neg,2,w)
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ATOMIC_FETCH_AND_COMBOP(sub,sub,neg,4,l)
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ATOMIC_FETCH_AND_OP(add,1,b,extu.b)
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ATOMIC_FETCH_AND_OP(add,2,w,extu.w)
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ATOMIC_FETCH_AND_OP(add,4,l,mov)
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ATOMIC_FETCH_AND_COMBOP(nand,and,not,1,b)
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ATOMIC_FETCH_AND_COMBOP(nand,and,not,2,w)
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ATOMIC_FETCH_AND_COMBOP(nand,and,not,4,l)
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ATOMIC_FETCH_AND_OP(or,1,b,extu.b)
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ATOMIC_FETCH_AND_OP(or,2,w,extu.w)
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ATOMIC_FETCH_AND_OP(or,4,l,mov)
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ATOMIC_FETCH_AND_OP(and,1,b,extu.b)
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ATOMIC_FETCH_AND_OP(and,2,w,extu.w)
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ATOMIC_FETCH_AND_OP(and,4,l,mov)
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ATOMIC_FETCH_AND_OP(xor,1,b,extu.b)
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ATOMIC_FETCH_AND_OP(xor,2,w,extu.w)
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ATOMIC_FETCH_AND_OP(xor,4,l,mov)
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#define ATOMIC_FETCH_AND_COMBOP(OP,OP0,OP1,N,T,EXT) \
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.global __sync_fetch_and_##OP##_##N; \
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HIDDEN_FUNC(__sync_fetch_and_##OP##_##N); \
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.align 2; \
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__sync_fetch_and_##OP##_##N:; \
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mova 1f, r0; \
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mov r15, r1; \
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mov #(0f-1f), r15; \
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0: mov.##T @r4, r2; \
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mov r5, r3; \
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OP0 r2, r3; \
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OP1 r3, r3; \
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mov.##T r3, @r4; \
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1: mov r1, r15; \
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rts; \
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EXT r2, r0; \
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ENDFUNC(__sync_fetch_and_##OP##_##N)
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ATOMIC_FETCH_AND_COMBOP(sub,sub,neg,1,b,extu.b)
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ATOMIC_FETCH_AND_COMBOP(sub,sub,neg,2,w,extu.w)
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ATOMIC_FETCH_AND_COMBOP(sub,sub,neg,4,l,mov)
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ATOMIC_FETCH_AND_COMBOP(nand,and,not,1,b,extu.b)
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ATOMIC_FETCH_AND_COMBOP(nand,and,not,2,w,extu.w)
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ATOMIC_FETCH_AND_COMBOP(nand,and,not,4,l,mov)
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#endif /* ! __SH5__ */
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