| # NOTE: Code has been autogenerated by utils/update_test_body.py |
| # REQUIRES: aarch64 |
| # RUN: rm -rf %t && split-file %s %t && cd %t |
| |
| ## Check for incompatible cases |
| # RUN: not ld.lld %t --irpgo-profile=/dev/null --bp-startup-sort=function --call-graph-ordering-file=/dev/null 2>&1 | FileCheck %s --check-prefix=BP-STARTUP-CALLGRAPH-ERR |
| # RUN: not ld.lld --bp-compression-sort=function --call-graph-ordering-file /dev/null 2>&1 | FileCheck %s --check-prefix=BP-COMPRESSION-CALLGRAPH-ERR |
| # RUN: not ld.lld --bp-startup-sort=function 2>&1 | FileCheck %s --check-prefix=BP-STARTUP-ERR |
| # RUN: not ld.lld --bp-compression-sort-startup-functions 2>&1 | FileCheck %s --check-prefix=BP-STARTUP-COMPRESSION-ERR |
| # RUN: not ld.lld --bp-startup-sort=invalid --bp-compression-sort=invalid 2>&1 | FileCheck %s --check-prefix=BP-INVALID |
| |
| # BP-STARTUP-CALLGRAPH-ERR: error: --bp-startup-sort=function is incompatible with --call-graph-ordering-file |
| # BP-COMPRESSION-CALLGRAPH-ERR: error: --bp-compression-sort is incompatible with --call-graph-ordering-file |
| # BP-STARTUP-ERR: error: --bp-startup-sort=function must be used with --irpgo-profile |
| # BP-STARTUP-COMPRESSION-ERR: error: --bp-compression-sort-startup-functions must be used with --irpgo-profile |
| |
| # BP-INVALID: error: --bp-compression-sort=: expected [none|function|data|both] |
| # BP-INVALID: error: --bp-startup-sort=: expected [none|function] |
| |
| # RUN: llvm-mc -filetype=obj -triple=aarch64 a.s -o a.o |
| # RUN: llvm-profdata merge a.proftext -o a.profdata |
| # RUN: ld.lld a.o --irpgo-profile=a.profdata --bp-startup-sort=function --verbose-bp-section-orderer --icf=all --gc-sections 2>&1 | FileCheck %s --check-prefix=STARTUP-FUNC-ORDER |
| |
| # STARTUP-FUNC-ORDER: Ordered 4 sections ([[#]] bytes) using balanced partitioning |
| # STARTUP-FUNC-ORDER: Total area under the page fault curve: 4. |
| |
| # RUN: ld.lld -o out.s a.o --irpgo-profile=a.profdata --bp-startup-sort=function |
| # RUN: llvm-nm -jn out.s | tr '\n' , | FileCheck %s --check-prefix=STARTUP |
| # STARTUP: s5,s4,s3,s2,s1,A,B,C,L1,F,E,D,merged1,merged2,G,_start,d4,d3,d2,d1,g1,{{$}} |
| |
| # RUN: ld.lld -o out.os a.o --irpgo-profile=a.profdata --bp-startup-sort=function --symbol-ordering-file a.txt |
| # RUN: llvm-nm -jn out.os | tr '\n' , | FileCheck %s --check-prefix=ORDER-STARTUP |
| # ORDER-STARTUP: s2,s1,s5,s4,s3,A,F,E,D,B,C,L1,merged1,merged2,G,_start,d3,d2,d4,d1,g1,{{$}} |
| |
| # RUN: ld.lld -o out.cf a.o --verbose-bp-section-orderer --bp-compression-sort=function 2>&1 | FileCheck %s --check-prefix=BP-COMPRESSION-FUNC |
| # RUN: ld.lld -o out.cf.icf a.o --verbose-bp-section-orderer --bp-compression-sort=function --icf=all --gc-sections 2>&1 | FileCheck %s --check-prefix=BP-COMPRESSION-ICF-FUNC |
| # RUN: llvm-nm -jn out.cf | tr '\n' , | FileCheck %s --check-prefix=CFUNC |
| # CFUNC: s5,s4,s3,s2,s1,C,E,D,B,G,F,merged1,merged2,A,_start,L1,d4,d3,d2,d1,g1,{{$}} |
| |
| # RUN: ld.lld -o out.cd a.o --verbose-bp-section-orderer --bp-compression-sort=data 2>&1 | FileCheck %s --check-prefix=BP-COMPRESSION-DATA |
| # RUN: llvm-nm -jn out.cd | tr '\n' , | FileCheck %s --check-prefix=CDATA |
| # CDATA: s5,s3,s4,s2,s1,F,C,E,D,B,A,merged1,merged2,L1,G,_start,d4,d1,d3,d2,g1,{{$}} |
| |
| # RUN: ld.lld -o out.cb a.o --verbose-bp-section-orderer --bp-compression-sort=both 2>&1 | FileCheck %s --check-prefix=BP-COMPRESSION-BOTH |
| # RUN: llvm-nm -jn out.cb | tr '\n' , | FileCheck %s --check-prefix=CBOTH |
| # CBOTH: s5,s3,s4,s2,s1,C,E,D,B,G,F,merged1,merged2,A,_start,L1,d4,d1,d3,d2,g1,{{$}} |
| |
| # RUN: ld.lld -o out.cbs a.o --verbose-bp-section-orderer --bp-compression-sort=both --irpgo-profile=a.profdata --bp-startup-sort=function 2>&1 | FileCheck %s --check-prefix=BP-COMPRESSION-BOTH |
| # RUN: llvm-nm -jn out.cbs | tr '\n' , | FileCheck %s --check-prefix=CBOTH-STARTUP |
| # CBOTH-STARTUP: s5,s3,s4,s2,s1,A,B,C,L1,F,E,D,merged1,merged2,G,_start,d4,d1,d3,d2,g1,{{$}} |
| |
| # BP-COMPRESSION-FUNC: Ordered 11 sections ([[#]] bytes) using balanced partitioning |
| # BP-COMPRESSION-ICF-FUNC: Ordered 9 sections ([[#]] bytes) using balanced partitioning |
| # BP-COMPRESSION-DATA: Ordered 9 sections ([[#]] bytes) using balanced partitioning |
| # BP-COMPRESSION-BOTH: Ordered 20 sections ([[#]] bytes) using balanced partitioning |
| |
| #--- a.proftext |
| :ir |
| :temporal_prof_traces |
| # Num Traces |
| 1 |
| # Trace Stream Size: |
| 1 |
| # Weight |
| 1 |
| A, B, C, L1 |
| |
| A |
| # Func Hash: |
| 1111 |
| # Num Counters: |
| 1 |
| # Counter Values: |
| 1 |
| |
| B |
| # Func Hash: |
| 2222 |
| # Num Counters: |
| 1 |
| # Counter Values: |
| 1 |
| |
| C |
| # Func Hash: |
| 3333 |
| # Num Counters: |
| 1 |
| # Counter Values: |
| 1 |
| |
| D |
| # Func Hash: |
| 4444 |
| # Num Counters: |
| 1 |
| # Counter Values: |
| 1 |
| |
| L1 |
| # Func Hash: |
| 5555 |
| # Num Counters: |
| 1 |
| # Counter Values: |
| 1 |
| |
| #--- a.txt |
| A |
| F |
| E |
| D |
| s2 |
| s1 |
| d3 |
| d2 |
| |
| #--- a.c |
| int g1; |
| const char s5[] = "engineering"; |
| const char s4[] = "computer program"; |
| const char s3[] = "hardware engineer"; |
| const char s2[] = "computer software"; |
| const char s1[] = "hello world program"; |
| int d4[] = {1,2,3,4,5,6}; |
| int d3[] = {5,6,7,8}; |
| int d2[] = {7,8,9,10}; |
| int d1[] = {3,4,5,6}; |
| |
| // used is to suppress compiler garbage collection in ELF; retain is to suppress linker garbage collection; used is not needed for non-internal linkage symbols |
| // used is for both compiler/linker GC in Mach-O; retain is ignored for Mach-O |
| #define RETAIN [[gnu::used,gnu::retain]] |
| |
| int C(int a); |
| int B(int a); |
| void A(); |
| |
| int F(int a) { return C(a + 3); } |
| RETAIN int E(int a) { return C(a + 2); } |
| RETAIN int D(int a) { return B(a + 2); } |
| int C(int a) { A(); return a + 2; } |
| int B(int a) { A(); return a + 1; } |
| void A() {} |
| |
| RETAIN int merged1(int a) { return F(a + 101); } |
| int merged2(int a) { return F(a + 101); } |
| |
| RETAIN static int L1(int a) { return a + 103; } |
| int G(int a) { return L1(a); } |
| |
| int _start() { return 0; } |
| |
| #--- gen |
| clang --target=aarch64-linux-gnu -O0 -ffunction-sections -fdata-sections -fno-asynchronous-unwind-tables -S a.c -o - |
| ;--- a.s |
| .file "a.c" |
| .section .text.F,"ax",@progbits |
| .globl F // -- Begin function F |
| .p2align 2 |
| .type F,@function |
| F: // @F |
| // %bb.0: |
| sub sp, sp, #32 |
| stp x29, x30, [sp, #16] // 16-byte Folded Spill |
| add x29, sp, #16 |
| stur w0, [x29, #-4] |
| ldur w8, [x29, #-4] |
| add w0, w8, #3 |
| bl C |
| ldp x29, x30, [sp, #16] // 16-byte Folded Reload |
| add sp, sp, #32 |
| ret |
| .Lfunc_end0: |
| .size F, .Lfunc_end0-F |
| // -- End function |
| .section .text.C,"ax",@progbits |
| .globl C // -- Begin function C |
| .p2align 2 |
| .type C,@function |
| C: // @C |
| // %bb.0: |
| sub sp, sp, #32 |
| stp x29, x30, [sp, #16] // 16-byte Folded Spill |
| add x29, sp, #16 |
| stur w0, [x29, #-4] |
| bl A |
| ldur w8, [x29, #-4] |
| add w0, w8, #2 |
| ldp x29, x30, [sp, #16] // 16-byte Folded Reload |
| add sp, sp, #32 |
| ret |
| .Lfunc_end1: |
| .size C, .Lfunc_end1-C |
| // -- End function |
| .section .text.E,"axR",@progbits |
| .globl E // -- Begin function E |
| .p2align 2 |
| .type E,@function |
| E: // @E |
| // %bb.0: |
| sub sp, sp, #32 |
| stp x29, x30, [sp, #16] // 16-byte Folded Spill |
| add x29, sp, #16 |
| stur w0, [x29, #-4] |
| ldur w8, [x29, #-4] |
| add w0, w8, #2 |
| bl C |
| ldp x29, x30, [sp, #16] // 16-byte Folded Reload |
| add sp, sp, #32 |
| ret |
| .Lfunc_end2: |
| .size E, .Lfunc_end2-E |
| // -- End function |
| .section .text.D,"axR",@progbits |
| .globl D // -- Begin function D |
| .p2align 2 |
| .type D,@function |
| D: // @D |
| // %bb.0: |
| sub sp, sp, #32 |
| stp x29, x30, [sp, #16] // 16-byte Folded Spill |
| add x29, sp, #16 |
| stur w0, [x29, #-4] |
| ldur w8, [x29, #-4] |
| add w0, w8, #2 |
| bl B |
| ldp x29, x30, [sp, #16] // 16-byte Folded Reload |
| add sp, sp, #32 |
| ret |
| .Lfunc_end3: |
| .size D, .Lfunc_end3-D |
| // -- End function |
| .section .text.B,"ax",@progbits |
| .globl B // -- Begin function B |
| .p2align 2 |
| .type B,@function |
| B: // @B |
| // %bb.0: |
| sub sp, sp, #32 |
| stp x29, x30, [sp, #16] // 16-byte Folded Spill |
| add x29, sp, #16 |
| stur w0, [x29, #-4] |
| bl A |
| ldur w8, [x29, #-4] |
| add w0, w8, #1 |
| ldp x29, x30, [sp, #16] // 16-byte Folded Reload |
| add sp, sp, #32 |
| ret |
| .Lfunc_end4: |
| .size B, .Lfunc_end4-B |
| // -- End function |
| .section .text.A,"ax",@progbits |
| .globl A // -- Begin function A |
| .p2align 2 |
| .type A,@function |
| A: // @A |
| // %bb.0: |
| ret |
| .Lfunc_end5: |
| .size A, .Lfunc_end5-A |
| // -- End function |
| .section .text.merged1,"axR",@progbits |
| .globl merged1 // -- Begin function merged1 |
| .p2align 2 |
| .type merged1,@function |
| merged1: // @merged1 |
| // %bb.0: |
| sub sp, sp, #32 |
| stp x29, x30, [sp, #16] // 16-byte Folded Spill |
| add x29, sp, #16 |
| stur w0, [x29, #-4] |
| ldur w8, [x29, #-4] |
| add w0, w8, #101 |
| bl F |
| ldp x29, x30, [sp, #16] // 16-byte Folded Reload |
| add sp, sp, #32 |
| ret |
| .Lfunc_end6: |
| .size merged1, .Lfunc_end6-merged1 |
| // -- End function |
| .section .text.merged2,"ax",@progbits |
| .globl merged2 // -- Begin function merged2 |
| .p2align 2 |
| .type merged2,@function |
| merged2: // @merged2 |
| // %bb.0: |
| sub sp, sp, #32 |
| stp x29, x30, [sp, #16] // 16-byte Folded Spill |
| add x29, sp, #16 |
| stur w0, [x29, #-4] |
| ldur w8, [x29, #-4] |
| add w0, w8, #101 |
| bl F |
| ldp x29, x30, [sp, #16] // 16-byte Folded Reload |
| add sp, sp, #32 |
| ret |
| .Lfunc_end7: |
| .size merged2, .Lfunc_end7-merged2 |
| // -- End function |
| .section .text.L1,"axR",@progbits |
| .p2align 2 // -- Begin function L1 |
| .type L1,@function |
| L1: // @L1 |
| // %bb.0: |
| sub sp, sp, #16 |
| str w0, [sp, #12] |
| ldr w8, [sp, #12] |
| add w0, w8, #103 |
| add sp, sp, #16 |
| ret |
| .Lfunc_end8: |
| .size L1, .Lfunc_end8-L1 |
| // -- End function |
| .section .text.G,"ax",@progbits |
| .globl G // -- Begin function G |
| .p2align 2 |
| .type G,@function |
| G: // @G |
| // %bb.0: |
| sub sp, sp, #32 |
| stp x29, x30, [sp, #16] // 16-byte Folded Spill |
| add x29, sp, #16 |
| stur w0, [x29, #-4] |
| ldur w0, [x29, #-4] |
| bl L1 |
| ldp x29, x30, [sp, #16] // 16-byte Folded Reload |
| add sp, sp, #32 |
| ret |
| .Lfunc_end9: |
| .size G, .Lfunc_end9-G |
| // -- End function |
| .section .text._start,"ax",@progbits |
| .globl _start // -- Begin function _start |
| .p2align 2 |
| .type _start,@function |
| _start: // @_start |
| // %bb.0: |
| mov w0, wzr |
| ret |
| .Lfunc_end10: |
| .size _start, .Lfunc_end10-_start |
| // -- End function |
| .type s5,@object // @s5 |
| .section .rodata.s5,"a",@progbits |
| .globl s5 |
| s5: |
| .asciz "engineering" |
| .size s5, 12 |
| |
| .type s4,@object // @s4 |
| .section .rodata.s4,"a",@progbits |
| .globl s4 |
| s4: |
| .asciz "computer program" |
| .size s4, 17 |
| |
| .type s3,@object // @s3 |
| .section .rodata.s3,"a",@progbits |
| .globl s3 |
| s3: |
| .asciz "hardware engineer" |
| .size s3, 18 |
| |
| .type s2,@object // @s2 |
| .section .rodata.s2,"a",@progbits |
| .globl s2 |
| s2: |
| .asciz "computer software" |
| .size s2, 18 |
| |
| .type s1,@object // @s1 |
| .section .rodata.s1,"a",@progbits |
| .globl s1 |
| s1: |
| .asciz "hello world program" |
| .size s1, 20 |
| |
| .type d4,@object // @d4 |
| .section .data.d4,"aw",@progbits |
| .globl d4 |
| .p2align 2, 0x0 |
| d4: |
| .word 1 // 0x1 |
| .word 2 // 0x2 |
| .word 3 // 0x3 |
| .word 4 // 0x4 |
| .word 5 // 0x5 |
| .word 6 // 0x6 |
| .size d4, 24 |
| |
| .type d3,@object // @d3 |
| .section .data.d3,"aw",@progbits |
| .globl d3 |
| .p2align 2, 0x0 |
| d3: |
| .word 5 // 0x5 |
| .word 6 // 0x6 |
| .word 7 // 0x7 |
| .word 8 // 0x8 |
| .size d3, 16 |
| |
| .type d2,@object // @d2 |
| .section .data.d2,"aw",@progbits |
| .globl d2 |
| .p2align 2, 0x0 |
| d2: |
| .word 7 // 0x7 |
| .word 8 // 0x8 |
| .word 9 // 0x9 |
| .word 10 // 0xa |
| .size d2, 16 |
| |
| .type d1,@object // @d1 |
| .section .data.d1,"aw",@progbits |
| .globl d1 |
| .p2align 2, 0x0 |
| d1: |
| .word 3 // 0x3 |
| .word 4 // 0x4 |
| .word 5 // 0x5 |
| .word 6 // 0x6 |
| .size d1, 16 |
| |
| .type g1,@object // @g1 |
| .section .bss.g1,"aw",@nobits |
| .globl g1 |
| .p2align 2, 0x0 |
| g1: |
| .word 0 // 0x0 |
| .size g1, 4 |
| |
| .section ".note.GNU-stack","",@progbits |
| .addrsig |
| .addrsig_sym F |
| .addrsig_sym C |
| .addrsig_sym E |
| .addrsig_sym D |
| .addrsig_sym B |
| .addrsig_sym A |
| .addrsig_sym merged1 |
| .addrsig_sym L1 |
