Attachment 572002 Details for Bug 805813 – Temporal workaround

[patch] Temporal workaround

memtest86+-4.20-gcc47-test7-workaround.patch (text/plain), 1.34 KB, created by Jaroslav Škarvada on 2012-03-22 14:06:12 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Jaroslav Škarvada

Created: 2012-03-22 14:06:12 UTC

Size: 1.34 KB

patch

obsolete

>diff -up memtest86+-4.20/test.c.test memtest86+-4.20/test.c
>--- memtest86+-4.20/test.c.test	2011-01-23 19:11:04.000000000 +0100
>+++ memtest86+-4.20/test.c	2012-03-22 14:21:27.737524043 +0100
>@@ -260,7 +260,7 @@ void movinvr()
> 	int i, j, done, seed1, seed2;
> 	volatile ulong *pe;
> 	volatile ulong *start,*end;
>-	ulong num;
>+	ulong num, bad;
> 	uintptr_t seg_start;
> 
> 	/* Initialize memory with initial sequence of random numbers.  */
>@@ -296,12 +296,12 @@ void movinvr()
> 				break;
> 			}
> /* Original C code replaced with hand tuned assembly code */
>-/*
>+
> 			for (; p < pe; p++) {
> 				*p = rand();
> 			}
>- */
> 
>+/*
> 			asm __volatile__ (
> 				"jmp L200\n\t"
> 				".p2align 4,,7\n\t"
>@@ -315,7 +315,7 @@ void movinvr()
> 				: "D" (p), "b" (pe)
> 				: "eax", "edx"
> 			);
>-
>+*/
> 			do_tick();
> 			BAILR
> 		} while (!done);
>@@ -348,7 +348,7 @@ void movinvr()
> 					break;
> 				}
> /* Original C code replaced with hand tuned assembly code */
>-/*
>+
> 				for (; p < pe; p++) {
> 					num = rand();
> 					if (i) {
>@@ -359,12 +359,13 @@ void movinvr()
> 					}
> 					*p = ~num;
> 				}
>-*/
>+
> 				if (i) {
> 					num = 0xffffffff;
> 				} else {
> 					num = 0;
> 				}
>+/*
> 				asm __volatile__ (
> 					"jmp L26\n\t" \
> 
>@@ -401,6 +402,7 @@ void movinvr()
> 					: "D" (p), "S" (pe), "b" (num)
> 					: "eax", "ecx", "edx"
> 				);
>+*/
> 				do_tick();
> 				BAILR
> 			} while (!done);

Actions: View | Diff

Attachments on bug 805813: 571941 | 572002