From f3f6c12a7cc6dca745ae40744a5220878ff9261e Mon Sep 17 00:00:00 2001 From: gingerBill Date: Thu, 26 May 2022 11:58:55 +0100 Subject: Add `simd_clamp` --- src/llvm_backend_proc.cpp | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'src/llvm_backend_proc.cpp') diff --git a/src/llvm_backend_proc.cpp b/src/llvm_backend_proc.cpp index c433334d1..97bb02ba3 100644 --- a/src/llvm_backend_proc.cpp +++ b/src/llvm_backend_proc.cpp @@ -1412,6 +1412,28 @@ lbValue lb_build_builtin_simd_proc(lbProcedure *p, Ast *expr, TypeAndValue const return res; } + case BuiltinProc_simd_clamp: + { + arg1 = lb_build_expr(p, ce->args[1]); + arg2 = lb_build_expr(p, ce->args[2]); + + LLVMValueRef v = arg0.value; + LLVMValueRef min = arg1.value; + LLVMValueRef max = arg2.value; + + if (is_float) { + v = LLVMBuildSelect(p->builder, LLVMBuildFCmp(p->builder, LLVMRealOLT, v, min, ""), min, v, ""); + res.value = LLVMBuildSelect(p->builder, LLVMBuildFCmp(p->builder, LLVMRealOGT, v, max, ""), max, v, ""); + } else if (is_signed) { + v = LLVMBuildSelect(p->builder, LLVMBuildICmp(p->builder, LLVMIntSLT, v, min, ""), min, v, ""); + res.value = LLVMBuildSelect(p->builder, LLVMBuildICmp(p->builder, LLVMIntSGT, v, max, ""), max, v, ""); + } else { + v = LLVMBuildSelect(p->builder, LLVMBuildICmp(p->builder, LLVMIntULT, v, min, ""), min, v, ""); + res.value = LLVMBuildSelect(p->builder, LLVMBuildICmp(p->builder, LLVMIntUGT, v, max, ""), max, v, ""); + } + return res; + } + } GB_PANIC("Unhandled simd intrinsic: '%.*s'", LIT(builtin_procs[builtin_id].name)); -- cgit v1.2.3