all: add support for windows/amd64

This uses Mingw-w64, which seems to be the de facto standard for porting Unixy programs to Windows.
2026-08-13 15:33:40 +00:00 · 2021-11-05 13:23:08 +01:00
parent 41bcad9c19
commit 869e917dc6
26 changed files with 841 additions and 161 deletions
@@ -0,0 +1,22 @@
+.section .text.tinygo_scanCurrentStack,"ax"
+.global tinygo_scanCurrentStack
+tinygo_scanCurrentStack:
+    // Save callee-saved registers.
+    pushq %rbx
+    pushq %rbp
+    pushq %rdi
+    pushq %rsi
+    pushq %r12
+    pushq %r13
+    pushq %r14
+    pushq %r15
+
+    // Scan the stack.
+    subq $8, %rsp // adjust the stack before the call to maintain 16-byte alignment
+    movq %rsp, %rdi
+    callq tinygo_scanstack
+
+    // Restore the stack pointer. Registers do not need to be restored as they
+    // were only pushed to be discoverable by the GC.
+    addq $72, %rsp
+    retq