Merge pull request #3308 from laytan/llvm-18

Support LLVM 18 (non-windows targets for now)

build_odin.sh

@@ -25,12 +25,14 @@ error() {
 
 if [ -z "$LLVM_CONFIG" ]; then
 	# darwin, linux, openbsd
-	if   [ -n "$(command -v llvm-config-17)" ]; then LLVM_CONFIG="llvm-config-17"
+	if   [ -n "$(command -v llvm-config-18)" ]; then LLVM_CONFIG="llvm-config-18"
+	elif [ -n "$(command -v llvm-config-17)" ]; then LLVM_CONFIG="llvm-config-17"
 	elif [ -n "$(command -v llvm-config-14)" ]; then LLVM_CONFIG="llvm-config-14"
 	elif [ -n "$(command -v llvm-config-13)" ]; then LLVM_CONFIG="llvm-config-13"
 	elif [ -n "$(command -v llvm-config-12)" ]; then LLVM_CONFIG="llvm-config-12"
 	elif [ -n "$(command -v llvm-config-11)" ]; then LLVM_CONFIG="llvm-config-11"
 	# freebsd
+	elif [ -n "$(command -v llvm-config18)" ]; then  LLVM_CONFIG="llvm-config18"
 	elif [ -n "$(command -v llvm-config17)" ]; then  LLVM_CONFIG="llvm-config17"
 	elif [ -n "$(command -v llvm-config14)" ]; then  LLVM_CONFIG="llvm-config14"
 	elif [ -n "$(command -v llvm-config13)" ]; then  LLVM_CONFIG="llvm-config13"
@@ -50,16 +52,15 @@ LLVM_VERSION_MAJOR="$(echo $LLVM_VERSION | awk -F. '{print $1}')"
 LLVM_VERSION_MINOR="$(echo $LLVM_VERSION | awk -F. '{print $2}')"
 LLVM_VERSION_PATCH="$(echo $LLVM_VERSION | awk -F. '{print $3}')"
 
-if [ $LLVM_VERSION_MAJOR -lt 11 ] ||
-	([ $LLVM_VERSION_MAJOR -gt 14 ] && [ $LLVM_VERSION_MAJOR -lt 17 ]); then
-	error "Invalid LLVM version $LLVM_VERSION: must be 11, 12, 13, 14 or 17"
+if [ $LLVM_VERSION_MAJOR -lt 11 ] || ([ $LLVM_VERSION_MAJOR -gt 14 ] && [ $LLVM_VERSION_MAJOR -lt 17 ]) || [ $LLVM_VERSION_MAJOR -gt 18 ]; then
+	error "Invalid LLVM version $LLVM_VERSION: must be 11, 12, 13, 14, 17 or 18"
 fi
 
 case "$OS_NAME" in
 Darwin)
 	if [ "$OS_ARCH" = "arm64" ]; then
-		if [ $LLVM_VERSION_MAJOR -lt 13 ] || [ $LLVM_VERSION_MAJOR -gt 17 ]; then
-			error "Darwin Arm64 requires LLVM 13, 14 or 17"
+		if [ $LLVM_VERSION_MAJOR -lt 13 ]; then
+			error "Invalid LLVM version $LLVM_VERSION: Darwin Arm64 requires LLVM 13, 14, 17 or 18"
 		fi
 	fi
 

examples/demo/demo.odin

@@ -48,7 +48,7 @@ the_basics :: proc() {
 		// os.args holds the path to the current executable and any arguments passed to it.
 		if len(os.args) == 1 {
 			fmt.printf("Hellope from %v.\n", os.args[0])
-		} else {
+		} else if len(os.args) > 2 {
 			fmt.printf("%v, %v! from %v.\n", os.args[1], os.args[2], os.args[0])
 		}
 

src/build_settings.cpp

@@ -613,7 +613,6 @@ struct TargetMetrics {
 	isize          max_align;
 	isize          max_simd_align;
 	String         target_triplet;
-	String         target_data_layout;
 	TargetABIKind  abi;
 };
 
@@ -923,7 +922,18 @@ gb_internal isize MAX_ERROR_COLLECTOR_COUNT(void) {
 	return build_context.max_error_count;
 }
 
+#if defined(GB_SYSTEM_WINDOWS)
+	#include <llvm-c/Config/llvm-config.h>
+#else
+	#include <llvm/Config/llvm-config.h>
+#endif
 
+// NOTE: AMD64 targets had their alignment on 128 bit ints bumped from 8 to 16 (undocumented of course).
+#if LLVM_VERSION_MAJOR >= 18
+	#define AMD64_MAX_ALIGNMENT 16
+#else
+	#define AMD64_MAX_ALIGNMENT 8
+#endif
 
 gb_global TargetMetrics target_windows_i386 = {
 	TargetOs_windows,
@@ -934,9 +944,8 @@ gb_global TargetMetrics target_windows_i386 = {
 gb_global TargetMetrics target_windows_amd64 = {
 	TargetOs_windows,
 	TargetArch_amd64,
-	8, 8, 8, 16,
+	8, 8, AMD64_MAX_ALIGNMENT, 16,
 	str_lit("x86_64-pc-windows-msvc"),
-	str_lit("e-m:w-i64:64-f80:128-n8:16:32:64-S128"),
 };
 
 gb_global TargetMetrics target_linux_i386 = {
@@ -949,16 +958,14 @@ gb_global TargetMetrics target_linux_i386 = {
 gb_global TargetMetrics target_linux_amd64 = {
 	TargetOs_linux,
 	TargetArch_amd64,
-	8, 8, 8, 16,
+	8, 8, AMD64_MAX_ALIGNMENT, 16,
 	str_lit("x86_64-pc-linux-gnu"),
-	str_lit("e-m:w-i64:64-f80:128-n8:16:32:64-S128"),
 };
 gb_global TargetMetrics target_linux_arm64 = {
 	TargetOs_linux,
 	TargetArch_arm64,
-	8, 8, 8, 16,
+	8, 8, 16, 16,
 	str_lit("aarch64-linux-elf"),
-	str_lit("e-m:o-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64"),
 };
 
 gb_global TargetMetrics target_linux_arm32 = {
@@ -966,15 +973,13 @@ gb_global TargetMetrics target_linux_arm32 = {
 	TargetArch_arm32,
 	4, 4, 4, 8,
 	str_lit("arm-linux-gnu"),
-	str_lit("e-m:o-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64"),
 };
 
 gb_global TargetMetrics target_darwin_amd64 = {
 	TargetOs_darwin,
 	TargetArch_amd64,
-	8, 8, 8, 16,
+	8, 8, AMD64_MAX_ALIGNMENT, 16,
 	str_lit("x86_64-apple-macosx"), // NOTE: Changes during initialization based on build flags.
-	str_lit("e-m:o-i64:64-f80:128-n8:16:32:64-S128"),
 };
 
 gb_global TargetMetrics target_darwin_arm64 = {
@@ -982,7 +987,6 @@ gb_global TargetMetrics target_darwin_arm64 = {
 	TargetArch_arm64,
 	8, 8, 16, 16,
 	str_lit("arm64-apple-macosx"), // NOTE: Changes during initialization based on build flags.
-	str_lit("e-m:o-i64:64-i128:128-n32:64-S128"),
 };
 
 gb_global TargetMetrics target_freebsd_i386 = {
@@ -995,9 +999,8 @@ gb_global TargetMetrics target_freebsd_i386 = {
 gb_global TargetMetrics target_freebsd_amd64 = {
 	TargetOs_freebsd,
 	TargetArch_amd64,
-	8, 8, 8, 16,
+	8, 8, AMD64_MAX_ALIGNMENT, 16,
 	str_lit("x86_64-unknown-freebsd-elf"),
-	str_lit("e-m:w-i64:64-f80:128-n8:16:32:64-S128"),
 };
 
 gb_global TargetMetrics target_freebsd_arm64 = {
@@ -1005,28 +1008,26 @@ gb_global TargetMetrics target_freebsd_arm64 = {
 	TargetArch_arm64,
 	8, 8, 16, 16,
 	str_lit("aarch64-unknown-freebsd-elf"),
-	str_lit("e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"),
 };
 
 gb_global TargetMetrics target_openbsd_amd64 = {
 	TargetOs_openbsd,
 	TargetArch_amd64,
-	8, 8, 8, 16,
+	8, 8, AMD64_MAX_ALIGNMENT, 16,
 	str_lit("x86_64-unknown-openbsd-elf"),
-	str_lit("e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"),
 };
 
 gb_global TargetMetrics target_haiku_amd64 = {
 	TargetOs_haiku,
 	TargetArch_amd64,
-	8, 8, 8, 16,
+	8, 8, AMD64_MAX_ALIGNMENT, 16,
 	str_lit("x86_64-unknown-haiku"),
 };
 
 gb_global TargetMetrics target_essence_amd64 = {
 	TargetOs_essence,
 	TargetArch_amd64,
-	8, 8, 8, 16,
+	8, 8, AMD64_MAX_ALIGNMENT, 16,
 	str_lit("x86_64-pc-none-elf"),
 };
 
@@ -1036,7 +1037,6 @@ gb_global TargetMetrics target_freestanding_wasm32 = {
 	TargetArch_wasm32,
 	4, 4, 8, 16,
 	str_lit("wasm32-freestanding-js"),
-	str_lit("e-m:e-p:32:32-i64:64-n32:64-S128"),
 };
 
 gb_global TargetMetrics target_js_wasm32 = {
@@ -1044,7 +1044,6 @@ gb_global TargetMetrics target_js_wasm32 = {
 	TargetArch_wasm32,
 	4, 4, 8, 16,
 	str_lit("wasm32-js-js"),
-	str_lit("e-m:e-p:32:32-i64:64-n32:64-S128"),
 };
 
 gb_global TargetMetrics target_wasi_wasm32 = {
@@ -1052,7 +1051,6 @@ gb_global TargetMetrics target_wasi_wasm32 = {
 	TargetArch_wasm32,
 	4, 4, 8, 16,
 	str_lit("wasm32-wasi-js"),
-	str_lit("e-m:e-p:32:32-i64:64-n32:64-S128"),
 };
 
 
@@ -1061,7 +1059,6 @@ gb_global TargetMetrics target_freestanding_wasm64p32 = {
 	TargetArch_wasm64p32,
 	4, 8, 8, 16,
 	str_lit("wasm32-freestanding-js"),
-	str_lit("e-m:e-p:32:32-i64:64-n32:64-S128"),
 };
 
 gb_global TargetMetrics target_js_wasm64p32 = {
@@ -1069,7 +1066,6 @@ gb_global TargetMetrics target_js_wasm64p32 = {
 	TargetArch_wasm64p32,
 	4, 8, 8, 16,
 	str_lit("wasm32-js-js"),
-	str_lit("e-m:e-p:32:32-i64:64-n32:64-S128"),
 };
 
 gb_global TargetMetrics target_wasi_wasm64p32 = {
@@ -1077,7 +1073,6 @@ gb_global TargetMetrics target_wasi_wasm64p32 = {
 	TargetArch_wasm32,
 	4, 8, 8, 16,
 	str_lit("wasm32-wasi-js"),
-	str_lit("e-m:e-p:32:32-i64:64-n32:64-S128"),
 };
 
 
@@ -1085,27 +1080,24 @@ gb_global TargetMetrics target_wasi_wasm64p32 = {
 gb_global TargetMetrics target_freestanding_amd64_sysv = {
 	TargetOs_freestanding,
 	TargetArch_amd64,
-	8, 8, 8, 16,
+	8, 8, AMD64_MAX_ALIGNMENT, 16,
 	str_lit("x86_64-pc-none-gnu"),
-	str_lit("e-m:w-i64:64-f80:128-n8:16:32:64-S128"),
 	TargetABI_SysV,
 };
 
 gb_global TargetMetrics target_freestanding_amd64_win64 = {
 	TargetOs_freestanding,
 	TargetArch_amd64,
-	8, 8, 8, 16,
+	8, 8, AMD64_MAX_ALIGNMENT, 16,
 	str_lit("x86_64-pc-none-msvc"),
-	str_lit("e-m:w-i64:64-f80:128-n8:16:32:64-S128"),
 	TargetABI_Win64,
 };
 
 gb_global TargetMetrics target_freestanding_arm64 = {
 	TargetOs_freestanding,
 	TargetArch_arm64,
-	8, 8, 8, 16,
+	8, 8, 16, 16,
 	str_lit("aarch64-none-elf"),
-	str_lit("e-m:o-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64"),
 };
 
 struct NamedTargetMetrics {
@@ -2027,7 +2019,8 @@ gb_internal void init_build_context(TargetMetrics *cross_target, Subtarget subta
 
 	bc->optimization_level = gb_clamp(bc->optimization_level, -1, 3);
 
-	if (bc->metrics.os != TargetOs_windows) {
+	// TODO: Static map calls are bugged on `amd64sysv` abi.
+	if (bc->metrics.os != TargetOs_windows && bc->metrics.arch == TargetArch_amd64) {
 		// ENFORCE DYNAMIC MAP CALLS
 		bc->dynamic_map_calls = true;
 	}

src/exact_value.cpp

@@ -121,12 +121,14 @@ gb_internal ExactValue exact_value_string(String string) {
 
 gb_internal ExactValue exact_value_i64(i64 i) {
 	ExactValue result = {ExactValue_Integer};
+	result.value_integer = {0};
 	big_int_from_i64(&result.value_integer, i);
 	return result;
 }
 
 gb_internal ExactValue exact_value_u64(u64 i) {
 	ExactValue result = {ExactValue_Integer};
+	result.value_integer = {0};
 	big_int_from_u64(&result.value_integer, i);
 	return result;
 }
@@ -177,6 +179,7 @@ gb_internal ExactValue exact_value_typeid(Type *type) {
 
 gb_internal ExactValue exact_value_integer_from_string(String const &string) {
 	ExactValue result = {ExactValue_Integer};
+	result.value_integer = {0};
 	bool success;
 	big_int_from_string(&result.value_integer, string, &success);
 	if (!success) {
@@ -585,6 +588,7 @@ gb_internal ExactValue exact_unary_operator_value(TokenKind op, ExactValue v, i3
 			return v;
 		case ExactValue_Integer: {
 			ExactValue i = {ExactValue_Integer};
+			i.value_integer = {0};
 			big_int_neg(&i.value_integer, &v.value_integer);
 			return i;
 		}
@@ -616,6 +620,7 @@ gb_internal ExactValue exact_unary_operator_value(TokenKind op, ExactValue v, i3
 		case ExactValue_Integer: {
 			GB_ASSERT(precision != 0);
 			ExactValue i = {ExactValue_Integer};
+			i.value_integer = {0};
 			big_int_not(&i.value_integer, &v.value_integer, precision, !is_unsigned);
 			return i;
 		}

src/llvm_backend.cpp

@@ -1508,6 +1508,7 @@ gb_internal WORKER_TASK_PROC(lb_llvm_module_pass_worker_proc) {
 	case 1:
 // default<Os>
 // Passes removed: coro, openmp, sroa
+#if LLVM_VERSION_MAJOR == 17
 		array_add(&passes, u8R"(
 annotation2metadata,
 forceattrs,
@@ -1523,13 +1524,14 @@ globalopt,
 function<eager-inv>(
 	mem2reg,
 	instcombine<max-iterations=1000;no-use-loop-info>,
-	simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch>),
-	require<globals-aa>,
-	function(
-		invalidate<aa>
-	),
-	require<profile-summary>,
-	cgscc(
+	simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch>
+),
+require<globals-aa>,
+function(
+	invalidate<aa>
+),
+require<profile-summary>,
+cgscc(
 	devirt<4>(
 		inline<only-mandatory>,
 		inline,
@@ -1630,10 +1632,142 @@ function(
 ),
 verify
 )");
+#else
+		array_add(&passes, u8R"(
+annotation2metadata,
+forceattrs,
+inferattrs,
+function<eager-inv>(
+	lower-expect,
+	simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;no-switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch>,
+	sroa<modify-cfg>,
+	early-cse<>
+),
+ipsccp,
+called-value-propagation,
+globalopt,
+function<eager-inv>(
+	mem2reg,
+	instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+	simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch>
+),
+always-inline,
+require<globals-aa>,
+function(
+	invalidate<aa>
+),
+require<profile-summary>,
+cgscc(
+	devirt<4>(
+		inline,
+		function-attrs<skip-non-recursive-function-attrs>,
+		function<eager-inv;no-rerun>(
+			sroa<modify-cfg>,
+			early-cse<memssa>,
+			speculative-execution<only-if-divergent-target>,
+			jump-threading,
+			correlated-propagation,
+			simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch>,
+			instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+			aggressive-instcombine,
+			tailcallelim,
+			simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch>,
+			reassociate,
+			constraint-elimination,
+			loop-mssa(
+				loop-instsimplify,
+				loop-simplifycfg,
+				licm<no-allowspeculation>,
+				loop-rotate<header-duplication;no-prepare-for-lto>,
+				licm<allowspeculation>,
+				simple-loop-unswitch<no-nontrivial;trivial>
+			),
+			simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch>,
+			instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+			loop(
+				loop-idiom,
+				indvars,
+				loop-deletion,
+				loop-unroll-full
+			),
+			sroa<modify-cfg>,
+			vector-combine,
+			mldst-motion<no-split-footer-bb>,
+			gvn<>,
+			sccp,
+			bdce,
+			instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+			jump-threading,
+			correlated-propagation,
+			adce,
+			memcpyopt,
+			dse,
+			move-auto-init,
+			loop-mssa(
+				licm<allowspeculation>
+			),
+			simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;hoist-common-insts;sink-common-insts;speculate-blocks;simplify-cond-branch>,
+			instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>
+		),
+		function-attrs,
+		function(
+			require<should-not-run-function-passes>
+		)
+	)
+),
+deadargelim,
+globalopt,
+globaldce,
+elim-avail-extern,
+rpo-function-attrs,
+recompute-globalsaa,
+function<eager-inv>(
+	float2int,
+	lower-constant-intrinsics,
+	loop(
+		loop-rotate<header-duplication;no-prepare-for-lto>,
+		loop-deletion
+	),
+	loop-distribute,
+	inject-tli-mappings,
+	loop-vectorize<no-interleave-forced-only;no-vectorize-forced-only;>,
+	infer-alignment,
+	loop-load-elim,
+	instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+	simplifycfg<bonus-inst-threshold=1;forward-switch-cond;switch-range-to-icmp;switch-to-lookup;no-keep-loops;hoist-common-insts;sink-common-insts;speculate-blocks;simplify-cond-branch>,
+	slp-vectorizer,
+	vector-combine,
+	instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+	loop-unroll<O2>,
+	transform-warning,
+	sroa<preserve-cfg>,
+	infer-alignment,
+	instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+	loop-mssa(
+		licm<allowspeculation>
+	),
+	alignment-from-assumptions,
+	loop-sink,
+	instsimplify,
+	div-rem-pairs,
+	tailcallelim,
+	simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch>
+),
+globaldce,
+constmerge,
+cg-profile,
+rel-lookup-table-converter,
+function(
+	annotation-remarks
+),
+verify
+)");
+#endif
 		break;
 // default<O2>
 // Passes removed: coro, openmp, sroa
 	case 2:
+#if LLVM_VERSION_MAJOR == 17
 		array_add(&passes, u8R"(
 annotation2metadata,
 forceattrs,
@@ -1758,11 +1892,144 @@ function(
 ),
 verify
 )");
+#else
+		array_add(&passes, u8R"(
+annotation2metadata,
+forceattrs,
+inferattrs,
+function<eager-inv>(
+	lower-expect,
+	simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;no-switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch>,
+	sroa<modify-cfg>,
+	early-cse<>
+),
+ipsccp,
+called-value-propagation,
+globalopt,
+function<eager-inv>(
+	mem2reg,
+	instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+	simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch>
+),
+always-inline,
+require<globals-aa>,
+function(
+	invalidate<aa>
+),
+require<profile-summary>,
+cgscc(
+	devirt<4>(
+		inline,
+		function-attrs<skip-non-recursive-function-attrs>,
+		function<eager-inv;no-rerun>(
+			sroa<modify-cfg>,
+			early-cse<memssa>,
+			speculative-execution<only-if-divergent-target>,
+			jump-threading,
+			correlated-propagation,
+			simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch>,
+			instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+			aggressive-instcombine,
+			libcalls-shrinkwrap,
+			tailcallelim,
+			simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch>,
+			reassociate,
+			constraint-elimination,
+			loop-mssa(
+				loop-instsimplify,
+				loop-simplifycfg,
+				licm<no-allowspeculation>,
+				loop-rotate<header-duplication;no-prepare-for-lto>,
+				licm<allowspeculation>,
+				simple-loop-unswitch<no-nontrivial;trivial>
+			),
+			simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch>,
+			instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+			loop(
+				loop-idiom,
+				indvars,
+				loop-deletion,
+				loop-unroll-full
+			),
+			sroa<modify-cfg>,
+			vector-combine,
+			mldst-motion<no-split-footer-bb>,
+			gvn<>,
+			sccp,
+			bdce,
+			instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+			jump-threading,
+			correlated-propagation,
+			adce,
+			memcpyopt,
+			dse,
+			move-auto-init,
+			loop-mssa(
+				licm<allowspeculation>
+			),
+			simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;hoist-common-insts;sink-common-insts;speculate-blocks;simplify-cond-branch>,
+			instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>
+		),
+		function-attrs,
+		function(
+			require<should-not-run-function-passes>
+		)
+	)
+),
+deadargelim,
+globalopt,
+globaldce,
+elim-avail-extern,
+rpo-function-attrs,
+recompute-globalsaa,
+function<eager-inv>(
+	float2int,
+	lower-constant-intrinsics,
+	loop(
+		loop-rotate<header-duplication;no-prepare-for-lto>,
+		loop-deletion
+	),
+	loop-distribute,
+	inject-tli-mappings,
+	loop-vectorize<no-interleave-forced-only;no-vectorize-forced-only;>,
+	infer-alignment,
+	loop-load-elim,
+	instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+	simplifycfg<bonus-inst-threshold=1;forward-switch-cond;switch-range-to-icmp;switch-to-lookup;no-keep-loops;hoist-common-insts;sink-common-insts;speculate-blocks;simplify-cond-branch>,
+	slp-vectorizer,
+	vector-combine,
+	instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+	loop-unroll<O2>,
+	transform-warning,
+	sroa<modify-cfg>,
+	infer-alignment,
+	instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+	loop-mssa(
+		licm<allowspeculation>
+	),
+	alignment-from-assumptions,
+	loop-sink,
+	instsimplify,
+	div-rem-pairs,
+	tailcallelim,
+	simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch>
+),
+globaldce,
+constmerge,
+cg-profile,
+rel-lookup-table-converter,
+function(
+	annotation-remarks
+),
+verify
+)");
+#endif
 		break;
 
 	case 3:
 // default<O3>
 // Passes removed: coro, openmp, sroa
+#if LLVM_VERSION_MAJOR == 17
 		array_add(&passes, u8R"(
 annotation2metadata,
 forceattrs,
@@ -1890,6 +2157,135 @@ function(
 ),
 verify
 )");
+#else
+		array_add(&passes, u8R"(
+annotation2metadata,
+forceattrs,
+inferattrs,
+function<eager-inv>(
+	lower-expect,
+	simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;no-switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch>,
+	sroa<modify-cfg>,
+	early-cse<>,
+	callsite-splitting
+),
+ipsccp,
+called-value-propagation,
+globalopt,
+function<eager-inv>(
+	mem2reg,
+	instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+	simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch>
+),
+always-inline,
+require<globals-aa>,
+function(invalidate<aa>),
+require<profile-summary>,
+cgscc(
+	devirt<4>(
+		inline,
+		function-attrs<skip-non-recursive-function-attrs>,
+		argpromotion,
+		function<eager-inv;no-rerun>(
+			sroa<modify-cfg>,
+			early-cse<memssa>,
+			speculative-execution<only-if-divergent-target>,
+			jump-threading,
+			correlated-propagation,
+			simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch>,
+			instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+			aggressive-instcombine,
+			libcalls-shrinkwrap,
+			tailcallelim,
+			simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch>,
+			reassociate,
+			constraint-elimination,
+			loop-mssa(
+				loop-instsimplify,
+				loop-simplifycfg,
+				licm<no-allowspeculation>,
+				loop-rotate<header-duplication;no-prepare-for-lto>,
+				licm<allowspeculation>,
+				simple-loop-unswitch<nontrivial;trivial>
+			),
+			simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch>,
+			instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+			loop(
+				loop-idiom,
+				indvars,
+				loop-deletion,
+				loop-unroll-full
+			),
+			sroa<modify-cfg>,
+			vector-combine,
+			mldst-motion<no-split-footer-bb>,
+			gvn<>,
+			sccp,
+			bdce,
+			instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+			jump-threading,
+			correlated-propagation,
+			adce,
+			memcpyopt,
+			dse,
+			move-auto-init,
+			loop-mssa(licm<allowspeculation>),
+			simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;hoist-common-insts;sink-common-insts;speculate-blocks;simplify-cond-branch>,
+			instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>
+		),
+		function-attrs,
+		function(
+			require<should-not-run-function-passes>
+		)
+	)
+),
+deadargelim,
+globalopt,
+globaldce,
+elim-avail-extern,
+rpo-function-attrs,
+recompute-globalsaa,
+function<eager-inv>(
+	float2int,
+	lower-constant-intrinsics,
+	chr,
+	loop(
+		loop-rotate<header-duplication;no-prepare-for-lto>,
+		loop-deletion
+	),
+	loop-distribute,
+	inject-tli-mappings,
+	loop-vectorize<no-interleave-forced-only;no-vectorize-forced-only;>,
+	infer-alignment,
+	loop-load-elim,
+	instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+	simplifycfg<bonus-inst-threshold=1;forward-switch-cond;switch-range-to-icmp;switch-to-lookup;no-keep-loops;hoist-common-insts;sink-common-insts;speculate-blocks;simplify-cond-branch>,
+	slp-vectorizer,
+	vector-combine,
+	instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+	loop-unroll<O3>,
+	transform-warning,
+	sroa<preserve-cfg>,
+	infer-alignment,
+	instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,
+	loop-mssa(licm<allowspeculation>),
+	alignment-from-assumptions,
+	loop-sink,
+	instsimplify,
+	div-rem-pairs,
+	tailcallelim,
+	simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch>
+),
+globaldce,
+constmerge,
+cg-profile,
+rel-lookup-table-converter,
+function(
+	annotation-remarks
+),
+verify
+)");
+#endif
 		break;
 	}
 

src/llvm_backend.hpp

@@ -1,13 +1,9 @@
 #if defined(GB_SYSTEM_WINDOWS)
-#include "llvm-c/Core.h"
-#include "llvm-c/ExecutionEngine.h"
-#include "llvm-c/Target.h"
-#include "llvm-c/Analysis.h"
-#include "llvm-c/Object.h"
-#include "llvm-c/BitWriter.h"
-#include "llvm-c/DebugInfo.h"
-#include "llvm-c/Transforms/PassBuilder.h"
+#include <llvm-c/Config/llvm-config.h>
 #else
+#include <llvm/Config/llvm-config.h>
+#endif
+
 #include <llvm-c/Core.h>
 #include <llvm-c/ExecutionEngine.h>
 #include <llvm-c/Target.h>
@@ -26,7 +22,6 @@
 #include <llvm-c/Transforms/Utils.h>
 #include <llvm-c/Transforms/Vectorize.h>
 #endif
-#endif
 
 #if LLVM_VERSION_MAJOR < 11
 #error "LLVM Version 11 is the minimum required"

src/main.cpp

@@ -86,11 +86,8 @@ gb_global Timings global_timings = {0};
 
 #if defined(GB_SYSTEM_OSX)
 	#include <llvm/Config/llvm-config.h>
-	#if LLVM_VERSION_MAJOR < 11
-	#error LLVM Version 11+ is required => "brew install llvm@11"
-	#endif
-	#if (LLVM_VERSION_MAJOR > 14 && LLVM_VERSION_MAJOR < 17) || LLVM_VERSION_MAJOR > 17
-	#error LLVM Version 11..=14 or =17 is required => "brew install llvm@14"
+	#if LLVM_VERSION_MAJOR < 11 || (LLVM_VERSION_MAJOR > 14 && LLVM_VERSION_MAJOR < 17) || LLVM_VERSION_MAJOR > 18
+	#error LLVM Version 11..=14 or =18 is required => "brew install llvm@14"
 	#endif
 #endif