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Revert "PowerPC: Add support for -msingle-pic-base"

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This reverts commit 39768f7715.

Reson: it breaks a number of boards with embedded environment as the
code size grows in some places.
This commit is contained in:
Wolfgang Denk 2011-04-20 22:11:21 +02:00
parent 9d8fbd1b20
commit 8c4734e9af
13 changed files with 12 additions and 127 deletions
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2
arch/powerpc/config.mk
View File

@ -26,8 +26,6 @@ CROSS_COMPILE ?= ppc_8xx-
CONFIG_STANDALONE_LOAD_ADDR ?= 0x40000
LDFLAGS_FINAL += --gc-sections
PLATFORM_RELFLAGS += -fpic -mrelocatable -ffunction-sections -fdata-sections
PLATFORM_RELFLAGS += $(call cc-option,-msingle-pic-base,)
PLATFORM_RELFLAGS += $(call cc-option,-fno-jump-tables,)
PLATFORM_CPPFLAGS += -DCONFIG_PPC -D__powerpc__
PLATFORM_LDFLAGS += -n

11
arch/powerpc/cpu/74xx_7xx/start.S
View File

@ -274,11 +274,7 @@ in_flash:
stwu r0, -4(r1) /* stack backtraces terminate cleanly */
GET_GOT /* initialize GOT access */
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
/* run low-level CPU init code (from Flash) */
bl cpu_init_f
sync
@ -592,11 +588,6 @@ relocate_code:
mr r10, r5 /* Save copy of Destination Address */
GET_GOT
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
mr r3, r5 /* Destination Address */
lis r4, CONFIG_SYS_MONITOR_BASE@h /* Source Address */
ori r4, r4, CONFIG_SYS_MONITOR_BASE@l

11
arch/powerpc/cpu/mpc512x/start.S
View File

@ -255,11 +255,7 @@ in_flash:
/*------------------------------------------------------*/
GET_GOT /* initialize GOT access */
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
/* r3: IMMR */
lis r3, CONFIG_SYS_IMMR@h
/* run low-level CPU init code (in Flash) */
@ -490,11 +486,6 @@ relocate_code:
mr r10, r5 /* Save copy of Destination Address */
GET_GOT
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
mr r3, r5 /* Destination Address */
lis r4, CONFIG_SYS_MONITOR_BASE@h /* Source Address */
ori r4, r4, CONFIG_SYS_MONITOR_BASE@l

11
arch/powerpc/cpu/mpc5xx/start.S
View File

@ -174,11 +174,7 @@ in_flash:
/*----------------------------------------------------------------------*/
GET_GOT /* initialize GOT access */
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
/* r3: IMMR */
bl cpu_init_f /* run low-level CPU init code (from Flash) */
@ -367,11 +363,6 @@ relocate_code:
mr r10, r5 /* Save copy of monitor destination Address in SRAM */
GET_GOT
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
mr r3, r5 /* Destination Address */
lis r4, CONFIG_SYS_MONITOR_BASE@h /* Source Address */
ori r4, r4, CONFIG_SYS_MONITOR_BASE@l

11
arch/powerpc/cpu/mpc5xxx/start.S
View File

@ -160,11 +160,7 @@ lowboot_reentry:
/*--------------------------------------------------------------*/
GET_GOT /* initialize GOT access */
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
/* r3: IMMR */
bl cpu_init_f /* run low-level CPU init code (in Flash)*/
@ -553,11 +549,6 @@ relocate_code:
mr r10, r5 /* Save copy of Destination Address */
GET_GOT
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
mr r3, r5 /* Destination Address */
lis r4, CONFIG_SYS_MONITOR_BASE@h /* Source Address */
ori r4, r4, CONFIG_SYS_MONITOR_BASE@l

11
arch/powerpc/cpu/mpc8220/start.S
View File

@ -129,11 +129,7 @@ _start:
/*--------------------------------------------------------------*/
GET_GOT /* initialize GOT access */
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
/* r3: IMMR */
bl cpu_init_f /* run low-level CPU init code (in Flash)*/
@ -526,11 +522,6 @@ relocate_code:
mr r10, r5 /* Save copy of Destination Address */
GET_GOT
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
mr r3, r5 /* Destination Address */
lis r4, CONFIG_SYS_MONITOR_BASE@h /* Source Address */
ori r4, r4, CONFIG_SYS_MONITOR_BASE@l

11
arch/powerpc/cpu/mpc824x/start.S
View File

@ -183,11 +183,7 @@ in_flash:
/*----------------------------------------------------------------------*/
GET_GOT /* initialize GOT access */
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
/* r3: IMMR */
bl cpu_init_f /* run low-level CPU init code (from Flash) */
@ -456,11 +452,6 @@ relocate_code:
mr r10, r5 /* Save copy of Destination Address */
GET_GOT
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
mr r3, r5 /* Destination Address */
#ifdef CONFIG_SYS_RAMBOOT
lis r4, CONFIG_SYS_SDRAM_BASE@h /* Source Address */

6
arch/powerpc/cpu/mpc8260/start.S
View File

@ -236,11 +236,7 @@ in_flash:
/*--------------------------------------------------------------*/
GET_GOT /* initialize GOT access */
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
/* r3: IMMR */
bl cpu_init_f /* run low-level CPU init code (in Flash)*/

11
arch/powerpc/cpu/mpc83xx/start.S
View File

@ -285,11 +285,7 @@ in_flash:
/*------------------------------------------------------*/
GET_GOT /* initialize GOT access */
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
/* r3: IMMR */
lis r3, CONFIG_SYS_IMMR@h
/* run low-level CPU init code (in Flash)*/
@ -826,11 +822,6 @@ relocate_code:
mr r10, r5 /* Save copy of Destination Address */
GET_GOT
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
mr r3, r5 /* Destination Address */
lis r4, CONFIG_SYS_MONITOR_BASE@h /* Source Address */
ori r4, r4, CONFIG_SYS_MONITOR_BASE@l

10
arch/powerpc/cpu/mpc85xx/start.S
View File

@ -421,11 +421,6 @@ _start_cont:
stw r0,+12(r1) /* Save return addr (underflow vect) */
GET_GOT
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
bl cpu_init_early_f
/* switch back to AS = 0 */
@ -926,11 +921,6 @@ relocate_code:
mr r10,r5 /* Save copy of Destination Address */
GET_GOT
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
mr r3,r5 /* Destination Address */
lis r4,CONFIG_SYS_MONITOR_BASE@h /* Source Address */
ori r4,r4,CONFIG_SYS_MONITOR_BASE@l

11
arch/powerpc/cpu/mpc86xx/start.S
View File

@ -255,11 +255,7 @@ addr_trans_enabled:
stwu r0, -4(r1) /* stack backtraces terminate cleanly */
GET_GOT /* initialize GOT access */
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
/* run low-level CPU init code (from Flash) */
bl cpu_init_f
sync
@ -624,11 +620,6 @@ relocate_code:
mr r10, r5 /* Save copy of Destination Address */
GET_GOT
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
mr r3, r5 /* Destination Address */
lis r4, CONFIG_SYS_MONITOR_BASE@h /* Source Address */
ori r4, r4, CONFIG_SYS_MONITOR_BASE@l

11
arch/powerpc/cpu/mpc8xx/start.S
View File

@ -188,11 +188,7 @@ in_flash:
/*----------------------------------------------------------------------*/
GET_GOT /* initialize GOT access */
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
/* r3: IMMR */
bl cpu_init_f /* run low-level CPU init code (from Flash) */
@ -477,11 +473,6 @@ relocate_code:
mr r10, r5 /* Save copy of Destination Address */
GET_GOT
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
mr r3, r5 /* Destination Address */
lis r4, CONFIG_SYS_MONITOR_BASE@h /* Source Address */
ori r4, r4, CONFIG_SYS_MONITOR_BASE@l

22
arch/powerpc/cpu/ppc4xx/start.S
View File

@ -262,11 +262,6 @@
bl reconfig_tlb0
#endif
GET_GOT
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
bl cpu_init_f /* run low-level CPU init code (from Flash) */
bl board_init_f
/* NOTREACHED - board_init_f() does not return */
@ -804,11 +799,7 @@ _start:
ori r0,r0, RESET_VECTOR@l
stwu r1,-8(r1) /* Save back chain and move SP */
stw r0,+12(r1) /* Save return addr (underflow vect) */
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
#ifdef CONFIG_NAND_SPL
bl nand_boot_common /* will not return */
#else
@ -923,11 +914,7 @@ _start:
stwu r0, -4(r1) /* stack backtraces terminate cleanly */
GET_GOT /* initialize GOT access */
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
bl board_init_f /* run first part of init code (from Flash) */
/* NOTREACHED - board_init_f() does not return */
@ -1192,11 +1179,6 @@ _start:
stw r0, +12(r1) /* Save return addr (underflow vect) */
#endif /* CONFIG_SYS_INIT_DCACHE_CS */
#if defined(__pic__) && __pic__ == 1
/* Needed for upcoming -msingle-pic-base */
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r30
#endif
#ifdef CONFIG_NAND_SPL
bl nand_boot_common /* will not return */
#else