root / target-arm / op_addsub.h @ ea4b07f7
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/*
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* ARMv6 integer SIMD operations.
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*
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* Copyright (c) 2007 CodeSourcery.
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* Written by Paul Brook
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*
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* This code is licenced under the GPL.
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*/
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#ifdef ARITH_GE
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#define DECLARE_GE uint32_t ge = 0 |
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#define SET_GE env->GE = ge
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#else
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#define DECLARE_GE do{}while(0) |
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#define SET_GE do{}while(0) |
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#endif
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#define RESULT(val, n, width) \
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res |= ((uint32_t)(glue(glue(uint,width),_t))(val)) << (n * width) |
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void OPPROTO glue(glue(op_,PFX),add16_T0_T1)(void) |
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{
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uint32_t res = 0;
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DECLARE_GE; |
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ADD16(T0, T1, 0);
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ADD16(T0 >> 16, T1 >> 16, 1); |
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SET_GE; |
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T0 = res; |
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FORCE_RET(); |
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} |
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void OPPROTO glue(glue(op_,PFX),add8_T0_T1)(void) |
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{
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uint32_t res = 0;
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DECLARE_GE; |
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ADD8(T0, T1, 0);
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ADD8(T0 >> 8, T1 >> 8, 1); |
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ADD8(T0 >> 16, T1 >> 16, 2); |
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ADD8(T0 >> 24, T1 >> 24, 3); |
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SET_GE; |
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T0 = res; |
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FORCE_RET(); |
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} |
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void OPPROTO glue(glue(op_,PFX),sub16_T0_T1)(void) |
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{
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uint32_t res = 0;
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DECLARE_GE; |
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SUB16(T0, T1, 0);
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SUB16(T0 >> 16, T1 >> 16, 1); |
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SET_GE; |
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T0 = res; |
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FORCE_RET(); |
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} |
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void OPPROTO glue(glue(op_,PFX),sub8_T0_T1)(void) |
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{
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uint32_t res = 0;
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DECLARE_GE; |
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SUB8(T0, T1, 0);
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SUB8(T0 >> 8, T1 >> 8, 1); |
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SUB8(T0 >> 16, T1 >> 16, 2); |
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SUB8(T0 >> 24, T1 >> 24, 3); |
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SET_GE; |
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T0 = res; |
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FORCE_RET(); |
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} |
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void OPPROTO glue(glue(op_,PFX),subaddx_T0_T1)(void) |
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{
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uint32_t res = 0;
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DECLARE_GE; |
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ADD16(T0, T1, 0);
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SUB16(T0 >> 16, T1 >> 16, 1); |
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SET_GE; |
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T0 = res; |
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FORCE_RET(); |
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} |
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void OPPROTO glue(glue(op_,PFX),addsubx_T0_T1)(void) |
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{
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uint32_t res = 0;
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DECLARE_GE; |
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SUB16(T0, T1, 0);
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ADD16(T0 >> 16, T1 >> 16, 1); |
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SET_GE; |
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T0 = res; |
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FORCE_RET(); |
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} |
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#undef DECLARE_GE
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#undef SET_GE
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#undef RESULT
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#undef ARITH_GE
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#undef PFX
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#undef ADD16
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#undef SUB16
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#undef ADD8
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#undef SUB8
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