base/asm-common.h: Prefer `nil' as the unspecified-argument sentinel.

[catacomb] / base / asm-common.h

diff --git a/base/asm-common.h b/base/asm-common.h
index 10a79a5..3560ec5 100644 (file)
--- a/base/asm-common.h
+++ b/base/asm-common.h
@@ -723,12 +723,12 @@ name:
 #if WANT_PIC
        ldr\cond \reg, .L$_leaextq$\@
 .L$_leaextq_pc$\@:
-       .if     .L$_pcoff == 8
+  .if .L$_pcoff == 8
        ldr\cond \reg, [pc, \reg]
-       .else
+  .else
        add\cond \reg, pc
        ldr\cond \reg, [\reg]
-       .endif
+  .endif
   _LIT
        .balign 4
 .L$_leaextq$\@:
@@ -1113,8 +1113,8 @@ name:
          .cfi_adjust_cfa_offset -\n
 .endm
 
-.macro pushreg x, y=
-  .ifeqs "\y", ""
+.macro pushreg x, y=nil
+  .ifeqs "\y", "nil"
        str     \x, [sp, #-16]!
          .cfi_adjust_cfa_offset +16
          .cfi_rel_offset \x, 0
@@ -1126,8 +1126,8 @@ name:
   .endif
 .endm
 
-.macro popreg  x, y=
-  .ifeqs "\y", ""
+.macro popreg  x, y=nil
+  .ifeqs "\y", "nil"
        ldr     \x, [sp], #16
          .cfi_restore \x
          .cfi_adjust_cfa_offset -16
@@ -1139,9 +1139,9 @@ name:
   .endif
 .endm
 
-.macro savereg x, y, z=
-  .ifeqs "\z", ""
-       str     \x, [sp, #\y]
+.macro savereg x, y, z=nil
+  .ifeqs "\z", "nil"
+       str     \x, [sp, \y]
          .cfi_rel_offset \x, \y
   .else
        stp     \x, \y, [sp, #\z]
@@ -1150,9 +1150,9 @@ name:
   .endif
 .endm
 
-.macro rstrreg x, y, z=
-  .ifeqs "\z", ""
-       ldr     \x, [sp, #\y]
+.macro rstrreg x, y, z=nil
+  .ifeqs "\z", "nil"
+       ldr     \x, [sp, \y]
          .cfi_restore \x
   .else
        ldp     \x, \y, [sp, #\z]