output: Add more Elf unification

One day the elf output routines would be abstracted
enough to be merged in one file. This patch simply
removes some differences from elf32/64 code.

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>

2 files changed, 24 insertions, 26 deletions

diff --git a/output/outelf32.c b/output/outelf32.c
index 9ef24577..00b3f5e5 100644
--- a/output/outelf32.c
+++ b/output/outelf32.c
@@ -664,8 +664,9 @@ static int32_t elf_add_gsym_reloc(struct Section *sect,
             s = sects[i];
             break;
         }
+
     if (!s) {
-        if (exact && offset != 0)
+        if (exact && offset)
             nasm_error(ERR_NONFATAL, "unable to find a suitable global symbol"
                   " for this reference");
         else
@@ -1021,7 +1022,7 @@ static void elf_write(void)
 
     /* .shstrtab */
     elf_section_header(p - shstrtab, SHT_STRTAB, 0, shstrtab, false,
-                        shstrtablen, 0, 0, 1, 0);
+                       shstrtablen, 0, 0, 1, 0);
     p += strlen(p) + 1;
 
     /* .symtab */
@@ -1266,10 +1267,6 @@ static struct SAA *elf_build_reltab(int32_t *len, struct Reloc *r)
     while (r) {
         int32_t sym = r->symbol;
 
-        /*
-         * Create a real symbol index; the +2 refers to the two special
-         * entries, the null entry and the filename entry.
-         */
         if (sym >= GLOBAL_TEMP_BASE)
             sym += global_offset;
 
diff --git a/output/outelf64.c b/output/outelf64.c
index 5635761e..97769727 100644
--- a/output/outelf64.c
+++ b/output/outelf64.c
@@ -1406,6 +1406,7 @@ static void elf_sect_write(struct Section *sect, const void *data, size_t len)
     saa_wbytes(sect->data, data, len);
     sect->len += len;
 }
+
 static void elf_sect_writeaddr(struct Section *sect, int64_t data, size_t len)
 {
     saa_writeaddr(sect->data, data, len);
@@ -1444,7 +1445,7 @@ static int elf_directive(enum directives directive, char *value, int pass)
     switch (directive) {
     case D_OSABI:
         if (pass == 2)
-            return 1;           /* ignore in pass 2 */
+            return 1; /* ignore in pass 2 */
 
         n = readnum(value, &err);
         if (err) {
@@ -2058,26 +2059,26 @@ static void dwarf64_generate(void)
     /* build line section */
     /* prolog */
     plines = saa_init(1L);
-    saa_write8(plines,1);			/* Minimum Instruction Length */
-    saa_write8(plines,1);			/* Initial value of 'is_stmt' */
-    saa_write8(plines,line_base);		/* Line Base */
-    saa_write8(plines,line_range);	/* Line Range */
-    saa_write8(plines,opcode_base);	/* Opcode Base */
+    saa_write8(plines,1);           /* Minimum Instruction Length */
+    saa_write8(plines,1);           /* Initial value of 'is_stmt' */
+    saa_write8(plines,line_base);   /* Line Base */
+    saa_write8(plines,line_range);  /* Line Range */
+    saa_write8(plines,opcode_base); /* Opcode Base */
     /* standard opcode lengths (# of LEB128u operands) */
-    saa_write8(plines,0);			/* Std opcode 1 length */
-    saa_write8(plines,1);			/* Std opcode 2 length */
-    saa_write8(plines,1);			/* Std opcode 3 length */
-    saa_write8(plines,1);			/* Std opcode 4 length */
-    saa_write8(plines,1);			/* Std opcode 5 length */
-    saa_write8(plines,0);			/* Std opcode 6 length */
-    saa_write8(plines,0);			/* Std opcode 7 length */
-    saa_write8(plines,0);			/* Std opcode 8 length */
-    saa_write8(plines,1);			/* Std opcode 9 length */
-    saa_write8(plines,0);			/* Std opcode 10 length */
-    saa_write8(plines,0);			/* Std opcode 11 length */
-    saa_write8(plines,1);			/* Std opcode 12 length */
-    /* Directory Table */ 
-    saa_write8(plines,0);			/* End of table */
+    saa_write8(plines,0);           /* Std opcode 1 length */
+    saa_write8(plines,1);           /* Std opcode 2 length */
+    saa_write8(plines,1);           /* Std opcode 3 length */
+    saa_write8(plines,1);           /* Std opcode 4 length */
+    saa_write8(plines,1);           /* Std opcode 5 length */
+    saa_write8(plines,0);           /* Std opcode 6 length */
+    saa_write8(plines,0);           /* Std opcode 7 length */
+    saa_write8(plines,0);           /* Std opcode 8 length */
+    saa_write8(plines,1);           /* Std opcode 9 length */
+    saa_write8(plines,0);           /* Std opcode 10 length */
+    saa_write8(plines,0);           /* Std opcode 11 length */
+    saa_write8(plines,1);           /* Std opcode 12 length */
+    /* Directory Table */
+    saa_write8(plines,0);           /* End of table */
     /* File Name Table */
     ftentry = dwarf_flist;
     for (indx = 0;indx<dwarf_numfiles;indx++)