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Viewing changes to newdc/arm_emitter/H_Branches.h

  • Committer: Stefanos Kornilios Mitsis Poiitidis
  • Date: 2013-12-28 21:28:50 UTC
  • mfrom: (8.1.19)
  • Revision ID: git-v1:f5d29677b32441c3f7870a198a1d5a8b0bdb8b9c
Merge branch 'androidui'

Conflicts:
        core/hw/pvr/spg.cpp
        core/hw/sh4/interpr/sh4_interpreter.cpp
        reicast/android/src/com/reicast/emulator/MainActivity.java

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Lines of Context:
newdc/arm_emitter/H_Branches.h
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/*
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 *      H_Branches.h
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 *
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 *
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 */
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#pragma once
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namespace ARM
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{
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        inline static snat Literal(unat FnAddr)
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        {
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                u8* pc_addr = (u8*)EMIT_GET_PTR();
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                return (snat)((snat)FnAddr - ((snat)pc_addr+8));
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                //return -(snat)((pc_addr+8)-(snat)FnAddr);
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        }
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        EAPI CALL(unat FnAddr, ConditionCode CC=AL)
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        {
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                snat lit = Literal(FnAddr);
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                if(0==lit) {
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                        printf("Error, Compiler caught NULL literal, CALL(%08X)\n", FnAddr);
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                        verify(false);
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                        return;
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                }
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                if( (lit<-33554432) || (lit>33554428) )     // ..28 for BL ..30 for BLX
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                {
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                        printf("Warning, CALL(%08X) is out of range for literal(%08X)\n", FnAddr, lit);
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                        // verify(false);
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                        MOV32(IP, FnAddr, CC);
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                        BLX(IP, CC);
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                        return;
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                }
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                BL(lit,CC);
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        }
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        EAPI JUMP(unat FnAddr, ConditionCode CC=AL)
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        {
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                snat lit = Literal(FnAddr);
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                /*if(0==lit) {
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                        printf("Error, Compiler caught NULL literal, JUMP(%08X)\n", FnAddr);
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                        verify(false);
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                        return;
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                }*/
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                if( (lit<-33554432) || (lit>33554428) )     // ..28 for BL ..30 for BLX
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                {
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                        printf("Warning, %X is out of range for imm jump! \n", FnAddr);
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                        //verify(false);
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                        MOV32(IP, FnAddr, CC);
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                        BX(IP, CC);
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                        return;
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                }
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                B(lit,CC);     // Note, wont work for THUMB*,  have to use bx which is reg only !
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        }
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}
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