[reactos] 02/05: [ASM x64] Make UNIMPLEMENTED macro self-suffisant

[Hervé Poussineau]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=c345f7f137a3340168fd3…

commit c345f7f137a3340168fd3e9a484981cc2f3ee6c9
Author:     Hervé Poussineau <hpoussin(a)reactos.org>
AuthorDate: Sun Jan 10 07:46:25 2021 +0100
Commit:     Hervé Poussineau <hpoussin(a)reactos.org>
CommitDate: Thu Jan 28 20:31:16 2021 +0100

    [ASM x64] Make UNIMPLEMENTED macro self-suffisant
    
    This fixes link errors with MsgUnimplemented not defined on binaries not linking to
CRT.
---
 sdk/include/asm/asm.inc               | 23 ++++++++++++-----------
 sdk/lib/crt/except/amd64/chkstk_asm.s |  3 ---
 2 files changed, 12 insertions(+), 14 deletions(-)

diff --git a/sdk/include/asm/asm.inc b/sdk/include/asm/asm.inc
index afbfdf24cd8..b3b265ef4f3 100644
--- a/sdk/include/asm/asm.inc
+++ b/sdk/include/asm/asm.inc
@@ -246,6 +246,10 @@ ENDM
 /* Macro values need to be marked */
 #define VAL(x) \x
 
+#define CR  "\r"
+#define LF  "\n"
+#define NUL "\0"
+
 /* Due to MASM's reverse syntax, we are forced to use a precompiler macro */
 #define MACRO(...) .macro __VA_ARGS__
 #define ENDM .endm
@@ -383,14 +387,15 @@ code = 1
 .endm
 
 .macro UNIMPLEMENTED2 file, line, func
-    jmp 3f
-1:  .asciz "\func"
-2:  .asciz \file
-3:
+    jmp 4f
+1:  .ascii "Unimplemented", CR, LF, NUL
+2:  .asciz "\func"
+3:  .asciz \file
+4:
     sub rsp, 0x20
-    lea rcx, MsgUnimplemented[rip]
-    lea rdx, 1b[rip]
-    lea r8, 2b[rip]
+    lea rcx, 1b[rip]
+    lea rdx, 2b[rip]
+    lea r8, 3b[rip]
     mov r9, \line
     call DbgPrint
     add rsp, 0x20
@@ -404,10 +409,6 @@ code = 1
 #define else .else
 #define elseif .elseif
 
-#define CR  "\r"
-#define LF  "\n"
-#define NUL "\0"
-
 /* CFI annotations */
 #define CFI_STARTPROC .cfi_startproc
 #define CFI_ENDPROC .cfi_endproc
diff --git a/sdk/lib/crt/except/amd64/chkstk_asm.s
b/sdk/lib/crt/except/amd64/chkstk_asm.s
index eb06952b0db..255c66e6df5 100644
--- a/sdk/lib/crt/except/amd64/chkstk_asm.s
+++ b/sdk/lib/crt/except/amd64/chkstk_asm.s
@@ -13,9 +13,6 @@
 /* CODE **********************************************************************/
 .code64
 
-MsgUnimplemented:
-    .ascii "Unimplemented", CR, LF, NUL
-
 FUNC __chkstk
     .endprolog
     UNIMPLEMENTED chkstk