From bb9e95aa1da6c1f8974702685db9b8486210ac5c Mon Sep 17 00:00:00 2001 From: Nagaraju Mekala Date: Fri, 27 Jul 2018 16:10:36 +0530 Subject: [PATCH 06/11] MB-X intial commit --- libgloss/microblaze/crt0.S | 2 +- libgloss/microblaze/crt1.S | 2 +- libgloss/microblaze/crt2.S | 2 +- libgloss/microblaze/crt3.S | 2 +- libgloss/microblaze/crt4.S | 2 +- libgloss/microblaze/crtinit.S | 4 ++-- libgloss/microblaze/pgcrtinit.S | 4 ++-- libgloss/microblaze/sim-crtinit.S | 4 ++-- libgloss/microblaze/sim-pgcrtinit.S | 4 ++-- newlib/libc/machine/microblaze/strcmp.c | 8 ++++---- 10 files changed, 17 insertions(+), 17 deletions(-) diff --git a/libgloss/microblaze/crt0.S b/libgloss/microblaze/crt0.S index b39ea90..865a8c2 100644 --- a/libgloss/microblaze/crt0.S +++ b/libgloss/microblaze/crt0.S @@ -84,7 +84,7 @@ _vector_hw_exception: _start1: la r13, r0, _SDA_BASE_ /* Set the Small Data Anchors and the stack pointer */ la r2, r0, _SDA2_BASE_ - la r1, r0, _stack-16 /* 16 bytes (4 words are needed by crtinit for args and link reg */ + la r1, r0, _stack-32 /* 16 bytes (4 words are needed by crtinit for args and link reg */ brlid r15, _crtinit /* Initialize BSS and run program */ nop diff --git a/libgloss/microblaze/crt1.S b/libgloss/microblaze/crt1.S index 20323ff..a8bf749 100644 --- a/libgloss/microblaze/crt1.S +++ b/libgloss/microblaze/crt1.S @@ -75,7 +75,7 @@ _vector_hw_exception: _start: la r13, r0, _SDA_BASE_ /* Set the Small Data Anchors and the stack pointer */ la r2, r0, _SDA2_BASE_ - la r1, r0, _stack-16 /* 16 bytes (4 words are needed by crtinit for args and link reg */ + la r1, r0, _stack-32 /* 16 bytes (4 words are needed by crtinit for args and link reg */ brlid r15, _crtinit /* Initialize BSS and run program */ nop diff --git a/libgloss/microblaze/crt2.S b/libgloss/microblaze/crt2.S index e3fb15b..34d9f95 100644 --- a/libgloss/microblaze/crt2.S +++ b/libgloss/microblaze/crt2.S @@ -73,7 +73,7 @@ _vector_hw_exception: _start: la r13, r0, _SDA_BASE_ /* Set the Small Data Anchors and the stack pointer */ la r2, r0, _SDA2_BASE_ - la r1, r0, _stack-16 /* 16 bytes (4 words are needed by crtinit for args and link reg */ + la r1, r0, _stack-32 /* 16 bytes (4 words are needed by crtinit for args and link reg */ brlid r15, _crtinit /* Initialize BSS and run program */ nop diff --git a/libgloss/microblaze/crt3.S b/libgloss/microblaze/crt3.S index 452ea52..ebcf207 100644 --- a/libgloss/microblaze/crt3.S +++ b/libgloss/microblaze/crt3.S @@ -59,7 +59,7 @@ _start: la r13, r0, _SDA_BASE_ /* Set the Small Data Anchors and the stack pointer */ la r2, r0, _SDA2_BASE_ - la r1, r0, _stack-16 /* 16 bytes (4 words are needed by crtinit for args and link reg */ + la r1, r0, _stack-32 /* 16 bytes (4 words are needed by crtinit for args and link reg */ brlid r15, _crtinit /* Initialize BSS and run program */ nop diff --git a/libgloss/microblaze/crt4.S b/libgloss/microblaze/crt4.S index 475acec..4cf0b01 100644 --- a/libgloss/microblaze/crt4.S +++ b/libgloss/microblaze/crt4.S @@ -59,7 +59,7 @@ _start: la r13, r0, _SDA_BASE_ /* Set the Small Data Anchors and the stack pointer */ la r2, r0, _SDA2_BASE_ - la r1, r0, _stack-16 /* 16 bytes (4 words are needed by crtinit for args and link reg */ + la r1, r0, _stack-32 /* 16 bytes (4 words are needed by crtinit for args and link reg */ brlid r15, _crtinit /* Initialize BSS and run program */ nop diff --git a/libgloss/microblaze/crtinit.S b/libgloss/microblaze/crtinit.S index 78eb76d..86c6dfc 100644 --- a/libgloss/microblaze/crtinit.S +++ b/libgloss/microblaze/crtinit.S @@ -33,7 +33,7 @@ .ent _crtinit .type _crtinit, @function _crtinit: - addi r1, r1, -20 /* Save Link register */ + addi r1, r1, -40 /* Save Link register */ swi r15, r1, 0 addi r6, r0, __sbss_start /* clear SBSS */ @@ -82,6 +82,6 @@ _crtinit: addik r3, r19, 0 /* Restore return value */ rtsd r15, 8 - addi r1, r1, 20 + addi r1, r1, 40 .end _crtinit diff --git a/libgloss/microblaze/pgcrtinit.S b/libgloss/microblaze/pgcrtinit.S index fca1bc4..2593082 100644 --- a/libgloss/microblaze/pgcrtinit.S +++ b/libgloss/microblaze/pgcrtinit.S @@ -33,7 +33,7 @@ .ent _crtinit _crtinit: - addi r1, r1, -20 /* Save Link register */ + addi r1, r1, -40 /* Save Link register */ swi r15, r1, 0 addi r6, r0, __sbss_start /* clear SBSS */ @@ -87,6 +87,6 @@ _crtinit: lw r15, r1, r0 /* Return back to CRT */ addik r3, r19, 0 /* Restore return value */ rtsd r15, 8 - addi r1, r1, 20 + addi r1, r1, 40 .end _crtinit diff --git a/libgloss/microblaze/sim-crtinit.S b/libgloss/microblaze/sim-crtinit.S index d2f59fe..74586d9 100644 --- a/libgloss/microblaze/sim-crtinit.S +++ b/libgloss/microblaze/sim-crtinit.S @@ -39,7 +39,7 @@ .ent _crtinit _crtinit: - addi r1, r1, -20 /* Save Link register */ + addi r1, r1, -40 /* Save Link register */ swi r15, r1, 0 brlid r15, _program_init /* Initialize the program */ @@ -64,6 +64,6 @@ _crtinit: lw r15, r1, r0 /* Return back to CRT */ addik r3, r19, 0 /* Restore return value */ rtsd r15, 8 - addi r1, r1, 20 + addi r1, r1, 40 .end _crtinit diff --git a/libgloss/microblaze/sim-pgcrtinit.S b/libgloss/microblaze/sim-pgcrtinit.S index 3c6ba83..82ebcca 100644 --- a/libgloss/microblaze/sim-pgcrtinit.S +++ b/libgloss/microblaze/sim-pgcrtinit.S @@ -39,7 +39,7 @@ .ent _crtinit _crtinit: - addi r1, r1, -20 /* Save Link register */ + addi r1, r1, -40 /* Save Link register */ swi r15, r1, 0 brlid r15, _program_init /* Initialize the program */ @@ -67,6 +67,6 @@ _crtinit: lw r15, r1, r0 /* Return back to CRT */ rtsd r15, 8 - addi r1, r1, 20 + addi r1, r1, 40 .end _crtinit diff --git a/newlib/libc/machine/microblaze/strcmp.c b/newlib/libc/machine/microblaze/strcmp.c index 434195e..3119d82 100644 --- a/newlib/libc/machine/microblaze/strcmp.c +++ b/newlib/libc/machine/microblaze/strcmp.c @@ -96,15 +96,15 @@ strcmp (const char *s1, return (*(unsigned char *) s1) - (*(unsigned char *) s2); #else - unsigned long *a1; - unsigned long *a2; + unsigned int *a1; + unsigned int *a2; /* If s1 or s2 are unaligned, then compare bytes. */ if (!UNALIGNED (s1, s2)) { /* If s1 and s2 are word-aligned, compare them a word at a time. */ - a1 = (unsigned long*)s1; - a2 = (unsigned long*)s2; + a1 = (unsigned int*)s1; + a2 = (unsigned int*)s2; while (*a1 == *a2) { /* To get here, *a1 == *a2, thus if we find a null in *a1, -- 2.7.4