From 023e4b9fedbbd2e81ec684a359b040a3a6fd065e Mon Sep 17 00:00:00 2001
From: Lee Cannon <leecannon@leecannon.xyz>
Date: Thu, 30 Sep 2021 19:51:05 +0100
Subject: stage2 - add llvm bindings to create attributes with string values

---
 src/codegen/llvm.zig | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'src/codegen/llvm.zig')

diff --git a/src/codegen/llvm.zig b/src/codegen/llvm.zig
index 4349fce4d9..1fb657e915 100644
--- a/src/codegen/llvm.zig
+++ b/src/codegen/llvm.zig
@@ -1389,10 +1389,30 @@ pub const DeclGen = struct {
         val.addAttributeAtIndex(index, llvm_attr);
     }
 
+    fn addAttrString(
+        dg: *DeclGen,
+        val: *const llvm.Value,
+        index: llvm.AttributeIndex,
+        name: []const u8,
+        value: []const u8,
+    ) void {
+        const llvm_attr = dg.context.createStringAttribute(
+            name.ptr,
+            @intCast(c_uint, name.len),
+            value.ptr,
+            @intCast(c_uint, value.len),
+        );
+        val.addAttributeAtIndex(index, llvm_attr);
+    }
+
     fn addFnAttr(dg: DeclGen, val: *const llvm.Value, name: []const u8) void {
         dg.addAttr(val, std.math.maxInt(llvm.AttributeIndex), name);
     }
 
+    fn addFnAttrString(dg: *DeclGen, val: *const llvm.Value, name: []const u8, value: []const u8) void {
+        dg.addAttrString(val, std.math.maxInt(llvm.AttributeIndex), name, value);
+    }
+
     fn removeFnAttr(fn_val: *const llvm.Value, name: []const u8) void {
         removeAttr(fn_val, std.math.maxInt(llvm.AttributeIndex), name);
     }
-- 
cgit v1.2.3


From b5be01a5972d2288658eecbf6a52c3ea8331c151 Mon Sep 17 00:00:00 2001
From: Lee Cannon <leecannon@leecannon.xyz>
Date: Thu, 30 Sep 2021 19:51:17 +0100
Subject: stage2 codegen

---
 src/codegen/llvm.zig | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/codegen/llvm.zig')

diff --git a/src/codegen/llvm.zig b/src/codegen/llvm.zig
index 1fb657e915..681b3c36db 100644
--- a/src/codegen/llvm.zig
+++ b/src/codegen/llvm.zig
@@ -674,6 +674,11 @@ pub const DeclGen = struct {
         if (!dg.module.comp.bin_file.options.red_zone) {
             dg.addFnAttr(llvm_fn, "noredzone");
         }
+        if (dg.module.comp.bin_file.options.omit_frame_pointer) {
+            dg.addFnAttrString(llvm_fn, "frame-pointer", "none");
+        } else {
+            dg.addFnAttrString(llvm_fn, "frame-pointer", "all");
+        }
         dg.addFnAttr(llvm_fn, "nounwind");
         if (dg.module.comp.unwind_tables) {
             dg.addFnAttr(llvm_fn, "uwtable");
-- 
cgit v1.2.3