253 lines · c
1// KEEP-ALL-NOT: warning: argument unused2// KEEP-ALL: "-mframe-pointer=all"3// KEEP-NON-LEAF-NOT: warning: argument unused4// KEEP-NON-LEAF: "-mframe-pointer=non-leaf"5// KEEP-NON-LEAF-NO-RESERVE-NOT: warning: argument unused6// KEEP-NON-LEAF-NO-RESERVE: "-mframe-pointer=non-leaf-no-reserve"7// KEEP-NONE-NOT: warning: argument unused8// KEEP-NONE: "-mframe-pointer=none"9// KEEP-RESERVED-NOT: warning: argument unused10// KEEP-RESERVED: "-mframe-pointer=reserved"11 12// On Linux x86, omit frame pointer when optimization is enabled.13// RUN: %clang -### --target=i386-linux -S -fomit-frame-pointer %s 2>&1 | \14// RUN: FileCheck --check-prefix=KEEP-NONE %s15// RUN: %clang -### --target=i386-linux -S -O1 %s 2>&1 | \16// RUN: FileCheck --check-prefix=KEEP-NONE %s17 18// -fno-omit-frame-pointer or -pg disables frame pointer omission.19// RUN: %clang -### --target=i386-linux -S %s 2>&1 | \20// RUN: FileCheck --check-prefix=KEEP-ALL %s21// RUN: %clang -### --target=i386-linux -S -O1 -fno-omit-frame-pointer %s 2>&1 | \22// RUN: FileCheck --check-prefix=KEEP-ALL %s23// RUN: %clang -### --target=i386-linux -S -O1 -pg %s 2>&1 | \24// RUN: FileCheck --check-prefix=KEEP-ALL %s25 26// -momit-leaf-frame-pointer omits leaf frame pointer.27// -fno-omit-frame-pointer loses out to -momit-leaf-frame-pointer.28// RUN: %clang -### --target=i386 -S -momit-leaf-frame-pointer %s 2>&1 | \29// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s30// RUN: %clang -### --target=i386-linux -S -O1 -fno-omit-frame-pointer -momit-leaf-frame-pointer %s 2>&1 | \31// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s32// RUN: %clang -### --target=i386-linux -S -O1 -momit-leaf-frame-pointer %s 2>&1 | \33// RUN: FileCheck --check-prefix=KEEP-NONE %s34 35// -momit-leaf-frame-pointer -mreserve-frame-pointer-reg results in the frame pointer reg being reserved36// RUN: %clang -### --target=i386 -S -momit-leaf-frame-pointer -mreserve-frame-pointer-reg %s 2>&1 | \37// RUN: FileCheck --check-prefix=KEEP-NON-LEAF %s38 39// -fomit-frame-pointer -mreserve-frame-pointer-reg results in the frame pointer reg being reserved40// RUN: %clang -### --target=i386 -S -fomit-frame-pointer -mreserve-frame-pointer-reg %s 2>&1 | \41// RUN: FileCheck --check-prefix=KEEP-RESERVED %s42 43// fno-omit-frame-pointer -momit-leaf-frame-pointer can be overwritten by44// fomit-frame-pointer later on the command without warning45// RUN: %clang -### --target=i386-linux -S -O1 -fno-omit-frame-pointer -momit-leaf-frame-pointer -fomit-frame-pointer %s 2>&1 | \46// RUN: FileCheck --check-prefix=KEEP-NONE %s47 48// RUN: %clang -### --target=i386-linux -S -O1 -fno-omit-frame-pointer -momit-leaf-frame-pointer %s 2>&1 | \49// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s50// Explicit or default -fomit-frame-pointer wins over -mno-omit-leaf-frame-pointer.51// RUN: %clang -### --target=i386 -S %s -fomit-frame-pointer -mno-omit-leaf-frame-pointer 2>&1 | \52// RUN: FileCheck --check-prefix=KEEP-NONE %s53// RUN: %clang -### --target=i386-linux -S %s -O1 -mno-omit-leaf-frame-pointer 2>&1 | \54// RUN: FileCheck --check-prefix=KEEP-NONE %s55 56// -pg -fomit-frame-pointer => error.57// RUN: not %clang -### --target=i386-linux -S -fomit-frame-pointer -pg %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-OMIT-FP-PG %s58// RUN: %clang -### --target=i386-linux -S -fomit-frame-pointer -fno-omit-frame-pointer -pg %s 2>&1 | FileCheck -check-prefix=CHECK-MIX-NO-OMIT-FP-PG %s59// CHECK-NO-MIX-OMIT-FP-PG: '-fomit-frame-pointer' not allowed with '-pg'60// CHECK-MIX-NO-OMIT-FP-PG-NOT: '-fomit-frame-pointer' not allowed with '-pg'61 62// NetBSD follows the same rules as Linux.63// RUN: %clang -### --target=x86_64-unknown-netbsd -S -O1 %s 2>&1 | \64// RUN: FileCheck --check-prefix=KEEP-NONE %s65 66// RUN: %clang -### --target=x86_64-unknown-netbsd -S %s 2>&1 | \67// RUN: FileCheck --check-prefix=KEEP-ALL %s68 69// Darwin disables omitting the leaf frame pointer even under optimization70// unless the command lines are given.71// RUN: %clang -### -target i386-apple-darwin -S %s 2>&1 | \72// RUN: FileCheck --check-prefix=KEEP-ALL %s73 74// RUN: %clang -### -target i386-apple-darwin -S -O1 %s 2>&1 | \75// RUN: FileCheck --check-prefix=KEEP-ALL %s76 77// RUN: %clang -### --target=i386-darwin -S -fomit-frame-pointer %s 2>&1 | \78// RUN: FileCheck --check-prefix=KEEP-NONE %s79 80// RUN: %clang -### --target=i386-darwin -S -momit-leaf-frame-pointer %s 2>&1 | \81// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s82 83// RUN: %clang -### -target armv7s-apple-ios -fomit-frame-pointer %s 2>&1 | \84// RUN: FileCheck --check-prefix=WARN-OMIT-7S %s85// WARN-OMIT-7S: warning: optimization flag '-fomit-frame-pointer' is not supported for target 'armv7s'86// WARN-OMIT-7S: "-mframe-pointer=non-leaf-no-reserve"87 88// RUN: %clang -### -target armv7k-apple-watchos -fomit-frame-pointer %s 2>&1 | \89// RUN: FileCheck --check-prefix=WARN-OMIT-7K %s90// WARN-OMIT-7K: warning: optimization flag '-fomit-frame-pointer' is not supported for target 'armv7k'91// WARN-OMIT-7K: "-mframe-pointer=non-leaf-no-reserve"92 93// RUN: %clang -### -target armv7s-apple-ios8.0 -momit-leaf-frame-pointer %s 2>&1 | \94// RUN: FileCheck --check-prefix=WARN-OMIT-LEAF-7S %s95// WARN-OMIT-LEAF-7S-NOT: warning: optimization flag '-momit-leaf-frame-pointer' is not supported for target 'armv7s'96// WARN-OMIT-LEAF-7S: "-mframe-pointer=non-leaf-no-reserve"97 98// On AArch64, PS4, PS5, and VE, default to omitting the frame pointer on leaf99// functions100// RUN: %clang -### --target=aarch64 -S %s 2>&1 | \101// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s102// RUN: %clang -### --target=x86_64-scei-ps4 -S %s 2>&1 | \103// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s104// RUN: %clang -### --target=x86_64-scei-ps4 -S -O2 %s 2>&1 | \105// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s106// RUN: %clang -### --target=x86_64-sie-ps5 -S %s 2>&1 | \107// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s108// RUN: %clang -### --target=x86_64-sie-ps5 -S -O2 %s 2>&1 | \109// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s110// RUN: %clang -### -target aarch64-apple-darwin -arch arm64_32 -S %s 2>&1 | \111// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s112// RUN: %clang -### --target=ve-unknown-linux-gnu -S %s 2>&1 | \113// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s114// RUN: %clang -### --target=aarch64-linux-android -S %s 2>&1 | \115// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s116// RUN: %clang -### --target=aarch64-linux-android -S -O2 %s 2>&1 | \117// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s118// RUN: %clang -### --target=aarch64-linux-android -S -Os %s 2>&1 | \119// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s120 121// RUN: %clang -### --target=powerpc64 -S %s 2>&1 | \122// RUN: FileCheck --check-prefix=KEEP-ALL %s123// RUN: %clang -### --target=powerpc64 -S -O1 %s 2>&1 | \124// RUN: FileCheck --check-prefix=KEEP-NONE %s125 126// SPARC targets omit the frame pointer when optimizations are enabled.127// RUN: %clang -### --target=sparc -S %s 2>&1 | \128// RUN: FileCheck --check-prefix=KEEP-ALL %s129// RUN: %clang -### --target=sparc -S -O1 %s 2>&1 | \130// RUN: FileCheck --check-prefix=KEEP-NONE %s131// RUN: %clang -### --target=sparcel -S %s 2>&1 | \132// RUN: FileCheck --check-prefix=KEEP-ALL %s133// RUN: %clang -### --target=sparcel -S -O1 %s 2>&1 | \134// RUN: FileCheck --check-prefix=KEEP-NONE %s135// RUN: %clang -### --target=sparc64 -S %s 2>&1 | \136// RUN: FileCheck --check-prefix=KEEP-ALL %s137// RUN: %clang -### --target=sparc64 -S -O1 %s 2>&1 | \138// RUN: FileCheck --check-prefix=KEEP-NONE %s139 140// M68k targets omit the frame pointer when optimizations are enabled.141// RUN: %clang -### --target=m68k -S %s 2>&1 | \142// RUN: FileCheck --check-prefix=KEEP-ALL %s143// RUN: %clang -### --target=m68k -S -O1 %s 2>&1 | \144// RUN: FileCheck --check-prefix=KEEP-NONE %s145 146// For AAarch32 (A32, T32) linux targets, default omit frame pointer when147// optimizations are enabled.148// RUN: %clang -### --target=arm-linux-gnueabihf- -marm -S %s 2>&1 | \149// RUN: FileCheck --check-prefix=KEEP-ALL %s150// RUN: %clang -### --target=arm-linux-gnueabihf- -mthumb -S %s 2>&1 | \151// RUN: FileCheck --check-prefix=KEEP-ALL %s152// RUN: %clang -### --target=arm-linux-gnueabihf- -marm -mbig-endian -S %s 2>&1 | \153// RUN: FileCheck --check-prefix=KEEP-ALL %s154// RUN: %clang -### --target=arm-linux-gnueabihf- -mthumb -mbig-endian -S %s 2>&1 | \155// RUN: FileCheck --check-prefix=KEEP-ALL %s156// RUN: %clang -### --target=arm-linux-gnueabihf- -marm -O1 -S %s 2>&1 | \157// RUN: FileCheck --check-prefix=KEEP-NONE %s158// RUN: %clang -### --target=arm-linux-gnueabihf- -mthumb -O1 -S %s 2>&1 | \159// RUN: FileCheck --check-prefix=KEEP-NONE %s160// RUN: %clang -### --target=arm-linux-gnueabihf- -marm -mbig-endian -O1 -S %s 2>&1 | \161// RUN: FileCheck --check-prefix=KEEP-NONE %s162// RUN: %clang -### --target=arm-linux-gnueabihf- -mthumb -mbig-endian -O1 -S %s 2>&1 | \163// RUN: FileCheck --check-prefix=KEEP-NONE %s164// For Android, keep the framepointers always.165// RUN: %clang -### --target=armv7a-linux-androideabi- -marm -O1 -S %s 2>&1 | \166// RUN: FileCheck --check-prefix=KEEP-ALL %s167// RUN: %clang -### --target=armv7a-linux-androideabi- -mthumb -O1 -S %s 2>&1 | \168// RUN: FileCheck --check-prefix=KEEP-ALL %s169// RUN: %clang -### --target=armv7a-linux-androideabi- -marm -mbig-endian -O1 -S %s 2>&1 | \170// RUN: FileCheck --check-prefix=KEEP-ALL %s171// RUN: %clang -### --target=armv7a-linux-androideabi- -mthumb -mbig-endian -O1 -S %s 2>&1 | \172// RUN: FileCheck --check-prefix=KEEP-ALL %s173// RUN: %clang -### --target=riscv64-linux-android -O1 -S %s 2>&1 | \174// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s175// RUN: %clang -### --target=riscv64-linux-android -mbig-endian -O1 -S %s 2>&1 | \176// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s177 178// On ARM backend bare metal targets, frame pointer is omitted179// RUN: %clang -### --target=arm-arm-none-eabi -S %s 2>&1 | \180// RUN: FileCheck --check-prefix=KEEP-NONE %s181// RUN: %clang -### --target=arm-arm-none-eabihf -S %s 2>&1 | \182// RUN: FileCheck --check-prefix=KEEP-NONE %s183// RUN: %clang -### --target=arm-arm-none-eabi -S -fno-omit-frame-pointer %s 2>&1 | \184// RUN: FileCheck --check-prefix=KEEP-ALL %s185// RUN: %clang -### --target=arm-arm-none-eabihf -S -fno-omit-frame-pointer %s 2>&1 | \186// RUN: FileCheck --check-prefix=KEEP-ALL %s187// RUN: %clang -### --target=arm-arm-none-eabi -S -O1 %s 2>&1 | \188// RUN: FileCheck --check-prefix=KEEP-NONE %s189// RUN: %clang -### --target=arm-arm-none-eabihf -S -O1 %s 2>&1 | \190// RUN: FileCheck --check-prefix=KEEP-NONE %s191// RUN: %clang -### --target=arm-arm-none-eabi -S -O1 -fno-omit-frame-pointer %s 2>&1 | \192// RUN: FileCheck --check-prefix=KEEP-ALL %s193// RUN: %clang -### --target=arm-arm-none-eabihf -S -O1 -fno-omit-frame-pointer %s 2>&1 | \194// RUN: FileCheck --check-prefix=KEEP-ALL %s195// RUN: %clang -### --target=armeb-arm-none-eabi -S %s 2>&1 | \196// RUN: FileCheck --check-prefix=KEEP-NONE %s197// RUN: %clang -### --target=thumb-arm-none-eabi -S %s 2>&1 | \198// RUN: FileCheck --check-prefix=KEEP-NONE %s199// RUN: %clang -### --target=thumbeb-arm-none-eabi -S %s 2>&1 | \200// RUN: FileCheck --check-prefix=KEEP-NONE %s201 202// Check that for Apple bare metal targets, we're keeping frame pointers by default203// RUN: %clang -### --target=armv6m-apple-none-macho -S %s 2>&1 | \204// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s205// RUN: %clang -### --target=armv6m-apple-none-macho -S -fno-omit-frame-pointer %s 2>&1 | \206// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s207// RUN: %clang -### --target=arm-apple-none-macho -S %s 2>&1 | \208// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s209// RUN: %clang -### --target=arm-apple-none-macho -S -fno-omit-frame-pointer %s 2>&1 | \210// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s211// RUN: %clang -### --target=armv6m-apple-none-macho -S -O1 %s 2>&1 | \212// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s213// RUN: %clang -### --target=armv6m-apple-none-macho -S -O1 -fno-omit-frame-pointer %s 2>&1 | \214// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s215// RUN: %clang -### --target=arm-apple-none-macho -S -O1 %s 2>&1 | \216// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s217// RUN: %clang -### --target=arm-apple-none-macho -S -O1 -fno-omit-frame-pointer %s 2>&1 | \218// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s219 220// RUN: %clang --target=armv7-apple-macho -### -S %s 2>&1 \221// RUN: -fomit-frame-pointer \222// RUN: | FileCheck -check-prefix=KEEP-NONE %s223 224// RUN: %clang --target=armv7-apple-macho -### -S %s 2>&1 \225// RUN: -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer \226// RUN: | FileCheck -check-prefix=KEEP-ALL %s227 228// RUN: %clang --target=armv7-apple-macho -### -S %s 2>&1 \229// RUN: -fomit-frame-pointer -mno-omit-leaf-frame-pointer \230// RUN: | FileCheck -check-prefix=KEEP-NONE %s231 232// AArch64 bare metal targets behave like hosted targets233// RUN: %clang -### --target=aarch64-none-elf -S %s 2>&1 | \234// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s235// RUN: %clang -### --target=aarch64-none-elf -S -O1 %s 2>&1 | \236// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s237// RUN: %clang -### --target=aarch64-none-elf -S -fno-omit-frame-pointer %s 2>&1 | \238// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s239// RUN: %clang -### --target=aarch64-none-elf -S -O1 -fno-omit-frame-pointer %s 2>&1 | \240// RUN: FileCheck --check-prefix=KEEP-NON-LEAF-NO-RESERVE %s241 242// AArch64 Windows requires that the frame pointer be reserved243// RUN: %clang -### --target=aarch64-pc-windows-msvc -S -fomit-frame-pointer %s 2>&1 | \244// RUN: FileCheck --check-prefix=KEEP-RESERVED %s245 246// -mno-reserve-frame-pointer-reg overrides platform defaults247// But -mno-reserve-frame-pointer-reg should override the target platform default248// RUN: %clang -### --target=aarch64-pc-windows-msvc -S -fomit-frame-pointer -mno-reserve-frame-pointer-reg %s 2>&1 | \249// RUN: FileCheck --check-prefix=KEEP-NONE %s250 251void f0() {}252void f1() { f0(); }253