lib1funcs.S (aeabi_idiv0, [...]): Add CFI entries.

2015-06-23  James Lemke  <jwlemke@codesourcery.com>

	libgcc/config/arm/
	* lib1funcs.S (aeabi_idiv0, aeabi_ldiv0): Add CFI entries.

From-SVN: r224854

diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog
index 8a1b257..9560388 100644 (file)
--- a/libgcc/ChangeLog
+++ b/libgcc/ChangeLog
@@ -1,3 +1,8 @@
+2015-06-23  James Lemke  <jwlemke@codesourcery.com>
+
+       libgcc/config/arm/
+       * lib1funcs.S (aeabi_idiv0, aeabi_ldiv0): Add CFI entries.
+
 2015-05-27  H.J. Lu  <hongjiu.lu@intel.com>
 
        * Makefile.in (CRTSTUFF_CFLAGS): Add $(NO_PIE_CFLAGS).

diff --git a/libgcc/config/arm/lib1funcs.S b/libgcc/config/arm/lib1funcs.S
index e43d9a6..252efcb 100644 (file)
--- a/libgcc/config/arm/lib1funcs.S
+++ b/libgcc/config/arm/lib1funcs.S
@@ -1336,23 +1336,30 @@ LSYM(Lover12):
 #define SIGFPE 8
 
 #ifdef __ARM_EABI__
+       cfi_start       __aeabi_ldiv0, LSYM(Lend_aeabi_ldiv0)
        WEAK aeabi_idiv0
        WEAK aeabi_ldiv0
        ARM_FUNC_START aeabi_idiv0
        ARM_FUNC_START aeabi_ldiv0
+       do_push {r1, lr}
+98:    cfi_push 98b - __aeabi_ldiv0, 0xe, -0x4, 0x8
 #else
+       cfi_start       __div0, LSYM(Lend_div0)
        ARM_FUNC_START div0
+       do_push {r1, lr}
+98:    cfi_push 98b - __div0, 0xe, -0x4, 0x8
 #endif
 
-       do_push {r1, lr}
        mov     r0, #SIGFPE
        bl      SYM(raise) __PLT__
-       RETLDM  r1
+       RETLDM  r1 unwind=98b
 
 #ifdef __ARM_EABI__
+       cfi_end LSYM(Lend_aeabi_ldiv0)
        FUNC_END aeabi_ldiv0
        FUNC_END aeabi_idiv0
 #else
+       cfi_end LSYM(Lend_div0)
        FUNC_END div0
 #endif