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Diffstat (limited to 'results/classifier/deepseek-2-tmp/output/mistranslation/796480')
| -rw-r--r-- | results/classifier/deepseek-2-tmp/output/mistranslation/796480 | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/results/classifier/deepseek-2-tmp/output/mistranslation/796480 b/results/classifier/deepseek-2-tmp/output/mistranslation/796480 deleted file mode 100644 index 7a9b7d7e..00000000 --- a/results/classifier/deepseek-2-tmp/output/mistranslation/796480 +++ /dev/null @@ -1,46 +0,0 @@ - -Addresses with 4GB differences are consider as one single address in QEMU - -THIS IS THE ISSUE OF USER MODE EMULATION -Information about guest and host -********************************** -guest: 64 bit x86 user mode binary -host: 32 bit Linux OS -uname -a :Linux KICS-HPCNL-32blue 2.6.33.3-85.fc13.i686.PAE #1 SMP -architecture: intel64 -Bug Description -**************** -for memory reference instructions, suppose I have two addresses in guest address space(64 bit) -0x220000000 -0x320000000 -as lower 32 bit part of both addresses are same, when particular instructions are translated into host code(32 bit) -in both above cases the value is loaded from same memory and we get same value. where actual behaviour was to get two different values. -here is the program which i used to test: -#include <stdio.h> -#include <stdlib.h> -#include <limits.h> -#define SIZE 4294967298 /* 4Gib*/ - -int main() { - char *array; - unsigned int i; - - array = malloc(sizeof(char) * SIZE); - if(array == NULL) { - fprintf(stderr, "Could not allocate that much memory"); - return 1; } - array[0] = 'a'; - array[SIZE-2] = 'z'; - printf("array[SIZE-2] = %c array[0] = %c\n",array[SIZE-2], array[0]); - return 0; -} -I have 8 gib RAM -I compiled this program on 64 bit linux and run this on 32 bit linux with qemu -QEMU command line and output -********************************** -$x86_64-linux-user/qemu-x86_64 ~/ar_x86 -output: array[SIZE-1] = z,array[0] = z -Release information -******************** -x86_64 binary is tested with latest release : qemu-0.14.1 -and with current development tree as well( live code of QEMU using git) \ No newline at end of file |