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- diff -Nur elf2flt-6d80ab6c93409e796f85da404bde84b841231531.orig/elf2flt.c elf2flt-6d80ab6c93409e796f85da404bde84b841231531/elf2flt.c
- @@ -61,6 +61,8 @@
- #include <elf/bfin.h>
- #elif defined(TARGET_h8300)
- #include <elf/h8.h>
- +#elif defined(TARGET_lm32)
- +#include <elf/lm32.h>
- #elif defined(TARGET_m68k)
- #include <elf/m68k.h>
- #elif defined(TARGET_microblaze)
- @@ -120,6 +122,11 @@
- #define ARCH "nios"
- #elif defined(TARGET_nios2)
- #define ARCH "nios2"
- +#elif defined(TARGET_lm32)
- +#define ARCH "lm32"
- +#define FLAT_LM32_RELOC_TYPE_32_BIT 0
- +#define FLAT_LM32_RELOC_TYPE_HI16_BIT 1
- +#define FLAT_LM32_RELOC_TYPE_LO16_BIT 2
- #elif defined(TARGET_xtensa)
- #define ARCH "xtensa"
- #else
- @@ -357,7 +364,7 @@
- int bad_relocs = 0;
- asymbol **symb;
- long nsymb;
- -#ifdef TARGET_bfin
- +#if defined (TARGET_bfin) || defined (TARGET_lm32)
- unsigned long persistent_data = 0;
- #endif
-
- @@ -682,6 +689,36 @@
- break;
- default:
- goto bad_resolved_reloc;
- +#elif defined(TARGET_lm32)
- + case R_LM32_HI16:
- + case R_LM32_LO16:
- + if (q->howto->type == R_LM32_HI16) {
- + pflags = FLAT_LM32_RELOC_TYPE_HI16_BIT << 29;
- + } else {
- + pflags = FLAT_LM32_RELOC_TYPE_LO16_BIT << 29;
- + }
- +
- + relocation_needed = 1;
- +
- + /* remember the upper 16 bits */
- + if ((0xffff0000 & sym_addr) != persistent_data) {
- + flat_relocs = (uint32_t *)
- + (realloc (flat_relocs, (flat_reloc_count + 1) * sizeof (uint32_t)));
- + if (verbose)
- + printf ("New persistent data for %08lx\n", sym_addr);
- + persistent_data = 0xffff0000 & sym_addr;
- + flat_relocs[flat_reloc_count++] = (sym_addr >> 16) | (3 << 29);
- + }
- + break;
- + case R_LM32_32:
- + pflags = FLAT_LM32_RELOC_TYPE_32_BIT << 29;
- + relocation_needed = 1;
- + break;
- + case R_LM32_CALL:
- + relocation_needed = 0;
- + break;
- + default:
- + goto bad_resolved_reloc;
- #elif defined(TARGET_m68k)
- case R_68K_32:
- goto good_32bit_resolved_reloc;
- @@ -1459,6 +1496,63 @@
- #undef _30BITS_RELOC
- #undef _28BITS_RELOC
- #endif
- +#ifdef TARGET_lm32
- + case R_LM32_32:
- + {
- + pflags = FLAT_LM32_RELOC_TYPE_32_BIT << 29;
- + sym_vma = bfd_section_vma(abs_bfd, sym_section);
- + sym_addr += sym_vma + q->addend;
- + relocation_needed = 1;
- + break;
- + }
- + case R_LM32_CALL:
- + {
- + sym_vma = 0;
- + sym_addr += sym_vma + q->addend;
- + sym_addr -= q->address;
- + sym_addr = (int32_t)sym_addr >> q->howto->rightshift;
- +
- + if ((int32_t)sym_addr < -0x8000000 || (int32_t)sym_addr > 0x7ffffff) {
- + printf("ERROR: Relocation overflow for R_LM32_CALL relocation against %s\n", sym_name);
- + bad_relocs++;
- + continue;
- + }
- +
- + r_mem[0] |= (sym_addr >> 24) & 0x03;
- + r_mem[1] = (sym_addr >> 16) & 0xff;
- + r_mem[2] = (sym_addr >> 8) & 0xff;
- + r_mem[3] = sym_addr & 0xff;
- + break;
- + }
- + case R_LM32_HI16:
- + case R_LM32_LO16:
- + {
- + if (q->howto->type == R_LM32_HI16) {
- + pflags = FLAT_LM32_RELOC_TYPE_HI16_BIT << 29;
- + } else {
- + pflags = FLAT_LM32_RELOC_TYPE_LO16_BIT << 29;
- + }
- +
- + sym_vma = bfd_section_vma(abs_bfd, sym_section);
- + sym_addr += sym_vma + q->addend;
- +
- + relocation_needed = 1;
- +
- + /* remember the upper 16 bits */
- + if ((0xffff0000 & sym_addr) != persistent_data) {
- + flat_relocs = (uint32_t *)
- + (realloc (flat_relocs, (flat_reloc_count + 1) * sizeof (uint32_t)));
- + if (verbose)
- + printf ("New persistent data for %08lx\n", sym_addr);
- + persistent_data = 0xffff0000 & sym_addr;
- + flat_relocs[flat_reloc_count++] = (sym_addr >> 16) | (3 << 29);
- + }
- +
- + r_mem[2] = (sym_addr >> 8) & 0xff;
- + r_mem[3] = sym_addr & 0xff;
- + break;
- + }
- +#endif /* TARGET_lm32 */
- default:
- /* missing support for other types of relocs */
- printf("ERROR: bad reloc type %d\n", (*p)->howto->type);
- @@ -1596,6 +1690,13 @@
- break;
- #endif
-
- +#ifdef TARGET_lm32
- + case R_LM32_HI16:
- + case R_LM32_LO16:
- + case R_LM32_CALL:
- + /* entry has already been written */
- + break;
- +#endif
- default:
- /* The alignment of the build host
- might be stricter than that of the
- diff -Nur elf2flt-6d80ab6c93409e796f85da404bde84b841231531.orig/elf2flt.ld.in elf2flt-6d80ab6c93409e796f85da404bde84b841231531/elf2flt.ld.in
- @@ -34,6 +34,7 @@
- W_RODAT *(.rodata1)
- W_RODAT *(.rodata.*)
- W_RODAT *(.gnu.linkonce.r*)
- +W_RODAT *(.rofixup)
-
- /* .ARM.extab name sections containing exception unwinding information */
- *(.ARM.extab* .gnu.linkonce.armextab.*)
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