lxdream.org :: lxdream/src/sh4/ia32abi.h r604:1024c3a9cb88

filename	src/sh4/ia32abi.h
changeset	604:1024c3a9cb88
prev	596:dfc0c93d882e
next	669:ab344e42bca9
author	nkeynes
date	Fri Feb 08 00:06:56 2008 +0000 (16 years ago)
permissions	-rw-r--r--
last change	Fix LDS/STS to FPUL/FPSCR to check the FPU disabled bit. Fixes the linux 2.4.0-test8 kernel boot (this wasn't exactly very well documented in the original manual)

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     1.1 --- a/src/sh4/ia32abi.h	Mon Jan 21 11:59:46 2008 +0000
     1.2 +++ b/src/sh4/ia32abi.h	Fri Feb 08 00:06:56 2008 +0000
     1.3 @@ -244,8 +244,8 @@
     1.4  	RET();
     1.5  
     1.6  	for( i=0; i< sh4_x86.backpatch_posn; i++ ) {
     1.7 -	    *sh4_x86.backpatch_list[i].fixup_addr =
     1.8 -		xlat_output - ((uint8_t *)sh4_x86.backpatch_list[i].fixup_addr) - 4;
     1.9 +	    uint32_t *fixup_addr = (uint32_t *)&xlat_current_block->code[sh4_x86.backpatch_list[i].fixup_offset];
    1.10 +	    *fixup_addr = xlat_output - (uint8_t *)&xlat_current_block->code[sh4_x86.backpatch_list[i].fixup_offset] - 4;
    1.11  	    if( sh4_x86.backpatch_list[i].exc_code < 0 ) {
    1.12  		load_imm32( R_EDX, sh4_x86.backpatch_list[i].fixup_icount );
    1.13  		int stack_adj = -1 - sh4_x86.backpatch_list[i].exc_code;