- enhancement: New "Hello GAS" and "GAS and C" templates for linux and win64.

NEWS.md

@@ -23,7 +23,8 @@ Red Panda C++ Version 2.12
   - fix: Can't parse enum values.
   - fix: Can't correctly show enum values in the class browser.
   - fix: Can't correctly create project, if template's encoding setting is not valid.
-  - enhancement: Add "embed assembly" template.
+  - enhancement: New "embed assembly" template.
+  - enhancement: New "Hello GAS" and "GAS and C" templates for linux and win64.
 
 Red Panda C++ Version 2.11
 

libs/qsynedit/qsynedit/syntaxer/asm.cpp

@@ -209,7 +209,7 @@ const QSet<QString> ASMSyntaxer::ATTDirectives {
     ".endif",".equ",".equiv",".eqy",
     ".err",".error",".exitm",".extern",
     ".fail",".file",".fill", ".float",
-    ".func",".global",".gnu",".hidden",
+    ".func",".globl",".global",".gnu",".hidden",
     ".hword",".ident",".if", ".incbin",
     ".inclue", ".int", ".internal", ".intel_syntax",".irp",
     ".irpc",".lcomm",".lflags",".line",".linkonce",

platform/linux/templates/GAS_C/info.template

@@ -0,0 +1,27 @@
+[Template]
+Ver = 3
+Name = GAS & C
+Category = Assembly
+Description = C and GAS mixing programming demo
+Name[zh_CN] = GAS与C
+Category[zh_CN] = 汇编
+Description[zh_CN] = C和GAS汇编混合编程示例
+Icon = app.ico
+
+
+[Project]
+Type = 1
+IsCpp = true
+Encoding = UTF-8
+ClassBrowserType = 0
+UnitCount = 2
+
+
+[Unit0]
+Source = utils.s
+Target = utils.s
+
+
+[Unit1]
+Cpp = main.cpp
+CppName = main.cpp

platform/linux/templates/GAS_C/main.cpp

@@ -0,0 +1,26 @@
+#include <stdio.h>
+
+#ifdef __cplusplus
+#define ASM_FUNC extern "C"
+#else
+#define ASM_FUNC
+#endif
+
+ASM_FUNC int maxofthree(int, int, int);
+ASM_FUNC int add3(int, int, int);
+
+int main() {
+	printf("%d\n", add3(1, -4, -7));
+	printf("%d\n", add3(1, 2, 3));
+	printf("%d\n", add3(2, -6, 1));
+
+	printf("------\n");
+	
+	printf("%d\n", maxofthree(1, -4, -7));
+	printf("%d\n", maxofthree(2, -6, 1));
+	printf("%d\n", maxofthree(2, 3, 1));
+	printf("%d\n", maxofthree(-2, 4, 3));
+	printf("%d\n", maxofthree(2, -6, 5));
+	printf("%d\n", maxofthree(2, 4, 6));
+	return 0;
+}

platform/linux/templates/GAS_C/utils.s

@@ -0,0 +1,15 @@
+    .text
+    .globl  maxofthree
+    .globl  add3
+maxofthree:
+	mov     %edi, %eax              # result (rax) initially holds x
+	cmp     %esi, %eax                # is x less than y?
+	cmovl   %esi, %eax                # if so, set result to y
+	cmp     %edx, %eax                # is max(x,y) less than z?
+	cmovl   %edx, %eax                # if so, set result to z
+	ret                             # the max will be in rax
+add3:
+	mov %edi, %eax
+	add %esi, %eax
+	add %edx, %eax
+	ret

platform/linux/templates/Hello_GAS/info.template

@@ -0,0 +1,22 @@
+[Template]
+Ver = 3
+Name = Hello GAS
+Category = Assembly
+Description = A simple GNU as program
+Name[zh_CN] = GAS你好
+Category[zh_CN] = 汇编
+Description[zh_CN] = 简单的GNU汇编程序示例
+Icon = app.ico
+
+
+[Project]
+Type = 1
+IsCpp = true
+Encoding = UTF-8
+ClassBrowserType = 0
+UnitCount = 1
+
+
+[Unit0]
+Source = main.s
+Target = main.s

platform/linux/templates/Hello_GAS/main.s

@@ -0,0 +1,24 @@
+	.text
+	.globl main
+	.extern printf
+
+main:
+	# AMD64 Calling convention:
+	# - The first six parameters are passed in the rsi, rbi, rdx, rdx, r8, and r9 registers.
+	# - Any additional arguments are passed on the stack.
+	# - An return value is returned in the rax register.
+	# see https://en.wikipedia.org/wiki/X86_calling_conventions#x86-64_calling_conventions	
+
+	leaq	fmt(%rip), %rdi		# first parameter 
+	leaq	msg(%rip), %rsi		# second parameter
+	mov 	$0, %eax
+	call 	printf
+
+	xor 	%eax,%eax	        # set 0 as exit code 
+	ret
+	
+
+msg:
+	.asciz	"Hello world\n"  # asciz puts a 0 byte at the end
+fmt:
+	.asciz	"%s"	 # asciz puts a 0 byte at the end

platform/windows/templates-win64/GAS_C/utils.s

@@ -1,6 +1,6 @@
-    .global  maxofthree
-    .global  add3
     .text
+    .globl  maxofthree
+    .globl  add3
 maxofthree:
 	mov     %ecx, %eax              # result (rax) initially holds x
 	cmp     %edx, %eax                # is x less than y?

platform/windows/templates-win64/Hello_GAS/main.s

@@ -1,6 +1,5 @@
-	.global main
-
-	.text:
+	.text
+	.globl main
 main:
 	# Microsoft X86_64 Calling convention:
 	# - The first four integer or pointer parameters are passed in the rcx, rdx, r8, and r9 registers.