1 ; RUN: llc -fast-isel -o - %s -fast-isel-report-on-fallback -pass-remarks-missed=isel 2>&1 | FileCheck %s 2 ; Make sure FastISel report a warming when we asked it to do so. 3 ; Note: This test needs to use whatever is not supported by FastISel. 4 ; Thus, this test may fail because inline asm gets supported in FastISel. 5 ; To fix this, use something else that's not supported (e.g., weird types). 6 target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" 7 target triple = "x86_64-apple-macosx" 8 9 ; CHECK: remark: <unknown>:0:0: FastISel missed call: call void asm sideeffect 10 ; CHECK: warning: Instruction selection used fallback path for foo 11 define void @foo(){ 12 entry: 13 call void asm sideeffect "nop", "~{dirflag},~{fpsr},~{flags}"() 14 ret void 15 } 16 17 ; CHECK: remark: <unknown>:0:0: FastISel missed: store i128 18 ; CHECK: warning: Instruction selection used fallback path for test_instruction_fallback 19 define void @test_instruction_fallback(i128* %ptr){ 20 %v1 = load i128, i128* %ptr 21 %result = add i128 %v1, %v1 22 store i128 %result, i128 * %ptr 23 ret void 24 } 25 26 ; CHECK-NOT: remark: <unknown>:0:0: FastISel missed 27 ; CHECK-NOT: warning: Instruction selection used fallback path for test_instruction_not_fallback 28 define i32 @test_instruction_not_fallback(i32 %a){ 29 %result = add i32 %a, %a 30 ret i32 %result 31 } 32
