From 509e8b512fb0c18f5ec77690da11b04200aa389d Mon Sep 17 00:00:00 2001
From: gingerBill <bill@gingerbill.org>
Date: Mon, 22 Jun 2020 15:53:16 +0100
Subject: [PATCH] Add `time.read_cycle_counter`

---
 build.bat           | 14 ++++++++++----
 core/time/time.odin |  8 ++++++++
 2 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/build.bat b/build.bat
index f39e8cbac..27cec4ea1 100644
--- a/build.bat
+++ b/build.bat
@@ -9,7 +9,7 @@ if "%1" == "1" (
 ) else if "%1" == "release" (
 	set release_mode=1
 ) else (
-	set release_mode=0
+	set release_mode=1
 )
 
 set compiler_flags= -nologo -Oi -TP -fp:precise -Gm- -MP -FC -EHsc- -GR- -GF
@@ -49,9 +49,15 @@ set linker_settings=%libs% %linker_flags%
 del *.pdb > NUL 2> NUL
 del *.ilk > NUL 2> NUL
 
-cl %compiler_settings% "src\main.cpp" ^
-	/link %linker_settings% -OUT:%exe_name% ^
-	&& odin run examples/demo/demo.odin
+rem cl %compiler_settings% "src\main.cpp" ^
+rem 	/link %linker_settings% -OUT:%exe_name% ^
+rem 	&& odin run examples/demo/demo.odin -llvm-api -vet
+rem odin build examples/wasm.odin -llvm-api -target:wasm32 -keep-temp-files
+rem odin run generate-wasm.odin
+rem odin build examples/threading -llvm-api -target:darwin_amd64
+odin run examples/threading -llvm-api
+
+
 if %errorlevel% neq 0 (
 	goto end_of_build
 )
diff --git a/core/time/time.odin b/core/time/time.odin
index 6500d7c93..46f18f89a 100644
--- a/core/time/time.odin
+++ b/core/time/time.odin
@@ -124,6 +124,14 @@ clock :: proc(t: Time) -> (hour, min, sec: int) {
 }
 
 
+read_cycle_counter :: proc() -> u64 {
+	foreign _ {
+		@(link_name="llvm.readcyclecounter")
+		llvm_readcyclecounter :: proc "none" () -> u64 ---
+	}
+	return llvm_readcyclecounter();
+}
+