mips/nptl: Pass correct parameters to dl_find_hash when resolving TLS relocations.

Make use of macros from sys/asm.h in crt1.S
These two changes are needed for mips nptl to boot once again.

Signed-off-by: Khem Raj <raj.khem@gmail.com>
(cherry picked from commit 9c343fd4030dcd7a52616f365893177dded50346)

Signed-off-by: Carmelo Amoroso <carmelo.amoroso@st.com>

ldso/ldso/mips/elfinterp.c

@@ -148,7 +148,7 @@ int _dl_parse_relocation_information(struct dyn_elf *xpnt,
 	unsigned long rel_addr, unsigned long rel_size)
 {
 	ElfW(Sym) *symtab;
-	ElfW(Rel) *rpnt;
+	ELF_RELOC *rpnt;
 	char *strtab;
 	unsigned long i;
 	unsigned long *got;
@@ -162,7 +162,7 @@ int _dl_parse_relocation_information(struct dyn_elf *xpnt,
 
 	/* Now parse the relocation information */
 	rel_size = rel_size / sizeof(ElfW(Rel));
-	rpnt = (ElfW(Rel) *) rel_addr;
+	rpnt = (ELF_RELOC *) rel_addr;
 
 	symtab = (ElfW(Sym) *) tpnt->dynamic_info[DT_SYMTAB];
 	strtab = (char *) tpnt->dynamic_info[DT_STRTAB];
@@ -172,8 +172,8 @@ int _dl_parse_relocation_information(struct dyn_elf *xpnt,
 		char *symname = NULL;
 		reloc_addr = (unsigned long *) (tpnt->loadaddr +
 			(unsigned long) rpnt->r_offset);
-		reloc_type = ELF_R_TYPE(rpnt->r_info);
-		symtab_index = ELF_R_SYM(rpnt->r_info);
+		reloc_type = ELF32_R_TYPE(rpnt->r_info);
+		symtab_index = ELF32_R_SYM(rpnt->r_info);
 		symbol_addr = 0;
 
 		debug_sym(symtab,strtab,symtab_index);
@@ -206,12 +206,20 @@ int _dl_parse_relocation_information(struct dyn_elf *xpnt,
 # endif
 			{
 				ElfW(Sym) *sym_tls = &symtab[symtab_index];
-				struct elf_resolve *tpnt_tls = tpnt;
+				struct elf_resolve *tpnt_tls = NULL;
 
 				if (ELF32_ST_BIND(symtab[symtab_index].st_info) != STB_LOCAL) {
 					_dl_find_hash((strtab + symtab[symtab_index].st_name),
-							_dl_symbol_tables, tpnt_tls, 1, &sym_tls);
+							_dl_symbol_tables, tpnt,
+							elf_machine_type_class(reloc_type), &tpnt_tls);
 				}
+#if USE_TLS
+			    /* In case of a TLS reloc, tpnt_tls NULL means we have an 'anonymous'
+			       symbol.  This is the case for a static tls variable, so the lookup
+			       module is just that one is referencing the tls variable. */
+			    if (!tpnt_tls)
+			        tpnt_tls = tpnt;
+#endif
 
 				switch (reloc_type) {
 					case R_MIPS_TLS_DTPMOD64:

libc/sysdeps/linux/mips/crt1.S

@@ -85,29 +85,10 @@
 
 __start:
 #ifdef __PIC__
-#if _MIPS_SIM == _MIPS_SIM_ABI32
-	.frame	sp, 24, sp
-        .set noreorder
-	move $0, $31		/* Save old ra.  */
-	bal 10f			/* Find addr of cpload.  */
-        nop
-10:
-	.cpload $31
-	move $31, $0
-	.set reorder
-	.cprestore 16
-#else
-	move $0, $31; /* Save old ra.  */
-	.set noreorder
-	bal 10f /* Find addr of .cpsetup.  */
-	nop
-10:
-	.set reorder
-	.cpsetup $31, $25, 10b
-	move $31, $0
-#endif
+	SETUP_GPX($0)
+	SETUP_GPX64($25,$0)
 #else
-	la $28, _gp             /* Setup GP correctly if we're non-PIC.  */
+	PTR_LA $28, _gp             /* Setup GP correctly if we're non-PIC.  */
 	move $31, $0
 #endif
 
@@ -118,18 +99,18 @@ __start:
 	/* Allocate space on the stack for seven arguments and
 	 * make sure the stack is aligned to double words (8 bytes) */
 
+	and $29, -2 * SZREG
+
 #if _MIPS_SIM == _MIPS_SIM_ABI32
-	and $29, -2 * 4
-	subu $29, 32
-	la $7, _init		/* init */
-	la $8, _fini
-	sw $8, 16($29)		/* fini */
-	sw $2, 20($29)		/* rtld_fini */
-	sw $29, 24($29)		/* stack_end */
-#else
-	and $29, -2 * PTRSIZE
+	PTR_SUBIU $29, 32
+#endif
 	PTR_LA $7, _init		/* init */
-	PTR_LA $8, _fini		/* fini */
+	PTR_LA $8, _fini
+#if _MIPS_SIM == _MIPS_SIM_ABI32
+	PTR_S $8, 16($29)		/* fini */
+	PTR_S $2, 20($29)		/* rtld_fini */
+	PTR_S $29, 24($29)		/* stack_end */
+#else
 	move $9, $2		/* rtld_fini */
 	move $10, $29		/* stack_end */
 #endif
@@ -148,4 +129,3 @@ __data_start:
 	.weak data_start
 	data_start = __data_start
 
-