1; RUN: llc -O0 -mtriple=x86_64-linux-gnu -global-isel -global-isel-abort=2 -pass-remarks-missed='gisel*' -verify-machineinstrs %s -o %t.out 2> %t.err 2; RUN: FileCheck %s --check-prefix=FALLBACK-WITH-REPORT-OUT < %t.out 3; RUN: FileCheck %s --check-prefix=FALLBACK-WITH-REPORT-ERR < %t.err 4; This file checks that the fallback path to selection dag works. 5; The test is fragile in the sense that it must be updated to expose 6; something that fails with global-isel. 7; When we cannot produce a test case anymore, that means we can remove 8; the fallback path. 9 10; Check that we fallback on invoke translation failures. 11; FALLBACK-WITH-REPORT-ERR: remark: <unknown>:0:0: unable to legalize instruction: %1:_(s80) = G_FCONSTANT x86_fp80 0xK4002A000000000000000 12; FALLBACK-WITH-REPORT-ERR: warning: Instruction selection used fallback path for test_x86_fp80_dump 13; FALLBACK-WITH-REPORT-OUT-LABEL: test_x86_fp80_dump: 14define void @test_x86_fp80_dump(x86_fp80* %ptr){ 15 store x86_fp80 0xK4002A000000000000000, x86_fp80* %ptr, align 16 16 ret void 17} 18 19; Check that we fallback on byVal argument 20; FALLBACK-WITH-REPORT-ERR: remark: <unknown>:0:0: unable to translate instruction: call: ' call void @ScaleObjectOverwrite_3(%struct.PointListStruct* %index, %struct.PointListStruct* byval(%struct.PointListStruct) %index)' (in function: ScaleObjectOverwrite_2) 21; FALLBACK-WITH-REPORT-ERR: warning: Instruction selection used fallback path for ScaleObjectOverwrite_2 22; FALLBACK-WITH-REPORT-OUT-LABEL: ScaleObjectOverwrite_2: 23%struct.PointListStruct = type { i8*, i8* } 24declare void @ScaleObjectOverwrite_3(%struct.PointListStruct* %index, %struct.PointListStruct* byval(%struct.PointListStruct) %index2) 25define void @ScaleObjectOverwrite_2(%struct.PointListStruct* %index) { 26entry: 27 call void @ScaleObjectOverwrite_3(%struct.PointListStruct* %index, %struct.PointListStruct* byval(%struct.PointListStruct) %index) 28 ret void 29} 30