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authorJohn David Anglin <danglin@gcc.gnu.org>2017-11-28 20:01:05 -0500
committerJohn David Anglin <danglin@gcc.gnu.org>2017-11-28 20:01:05 -0500
commitd5bfa34a53fe67e9e86edc7f5d8277dcd687d064 (patch)
tree26e489970d27e1caa07bcd84186e1e8e0b59f9fc /sysdeps/hppa
parente4602cba2fb919546bee0eacbd10ab8ade7b7b6f (diff)
downloadglibc-d5bfa34a53fe67e9e86edc7f5d8277dcd687d064.tar.gz
Fix gmon static test failures.
* sysdeps/hppa/start.S (_start): Check PIC instead of SHARED. Load address of $global$ into %dp register earlier. Use pc-relative instruction sequence for PIC case.
Diffstat (limited to 'sysdeps/hppa')
-rw-r--r--sysdeps/hppa/start.S29
1 files changed, 12 insertions, 17 deletions
diff --git a/sysdeps/hppa/start.S b/sysdeps/hppa/start.S
index 5db1ba960b..1d69ae8a4b 100644
--- a/sysdeps/hppa/start.S
+++ b/sysdeps/hppa/start.S
@@ -42,7 +42,7 @@
/* Have the linker create plabel words so we get PLABEL32
relocs and not 21/14. The use of 21/14 relocs is only
supported in the latest dynamic linker. */
-#ifdef SHARED
+#ifdef PIC
.section .data.rel.ro,"aw",@progbits
#else
.section .rodata,"a",@progbits
@@ -56,10 +56,6 @@
.word P%__libc_csu_fini
.Lp__libc_csu_init:
.word P%__libc_csu_init
-#ifdef SHARED
-.Lp__global:
- .word $global$
-#endif
.text
.align 4
@@ -99,9 +95,15 @@ _start:
/* argc and argv should be in 25 and 24 (2nd and 3rd argument) */
/* void (*rtld_fini) (void) (6th argument) */
stw %r23, -56(%sp)
+
/* Need to setup 1, 4, 5, and 7th arguments */
-#ifdef SHARED
+#ifdef PIC
+ /* Load $global$ address into %dp */
+ bl .+8, %dp
+ addil L'$global$-$PIC_pcrel$0+1, %dp
+ ldo R'$global$-$PIC_pcrel$0+5(%r1), %dp
+
/* load main (1st argument) */
addil LT'.Lpmain, %r19
ldw RT'.Lpmain(%r1), %r26
@@ -115,6 +117,10 @@ _start:
ldw RT'.Lp__libc_csu_fini(%r1), %r22
ldw 0(%r22), %r22
#else
+ /* Load $global$ address into %dp */
+ ldil L%$global$, %dp
+ ldo R%$global$(%dp), %dp
+
/* load main (1st argument) */
ldil LR'.Lpmain, %r26
ldw RR'.Lpmain(%r26), %r26
@@ -129,17 +135,6 @@ _start:
stw %r22, -52(%sp)
/* void *stack_end (7th argument) */
stw %sp, -60(%sp)
-
-#ifdef SHARED
- /* load global */
- addil LT'.Lp__global, %r19
- ldw RT'.Lp__global(%r1), %dp
- ldw 0(%dp), %dp
-#else
- /* load global */
- ldil L%$global$, %dp
- ldo R%$global$(%dp), %dp
-#endif
bl __libc_start_main,%r2
nop
/* die horribly if it returned (it shouldn't) */