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-rw-r--r--sysdeps/powerpc/bits/setjmp.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/sysdeps/powerpc/bits/setjmp.h b/sysdeps/powerpc/bits/setjmp.h
index 100f1d1a90..040a2443a3 100644
--- a/sysdeps/powerpc/bits/setjmp.h
+++ b/sysdeps/powerpc/bits/setjmp.h
@@ -28,11 +28,11 @@
    either representation. */
 
 #if defined __USE_MISC || defined _ASM
-# define JB_GPR1   0   /* also known as the stack pointer */
+# define JB_GPR1   0  /* Also known as the stack pointer */
 # define JB_GPR2   1
-# define JB_LR     2
+# define JB_LR     2  /* The address we will return to */
 # define JB_GPRS   3  /* GPRs 14 through 31 are saved, 18 in total */
-# define JB_UNUSED 21 /* it's sometimes faster to store doubles word-aligned */
+# define JB_CR     21 /* Condition code registers. */
 # define JB_FPRS   22 /* FPRs 14 through 31 are saved, 18*2 words total */
 #endif