[llvm] [JITLink][PowerPC] Port rtdyld's tests to jitlink. NFC. (PR #65739)
via llvm-commits
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Fri Sep 8 04:11:26 PDT 2023
https://github.com/bzEq created https://github.com/llvm/llvm-project/pull/65739:
None
>From 8667ad2bbdecff07638b20f084f9275e076ed616 Mon Sep 17 00:00:00 2001
From: Kai Luo <lkail at cn.ibm.com>
Date: Fri, 8 Sep 2023 19:09:32 +0800
Subject: [PATCH] Port rtdyld's tests
---
.../JITLink/ppc64/Inputs/ppc64_elf_module_b.s | 42 ++++++++++++++++
.../ExecutionEngine/JITLink/ppc64/ppc64_elf.s | 47 +++++++++++++++++
.../JITLink/ppc64/ppc64_reloc.s | 50 +++++++++++++++++++
3 files changed, 139 insertions(+)
create mode 100644 llvm/test/ExecutionEngine/JITLink/ppc64/Inputs/ppc64_elf_module_b.s
create mode 100644 llvm/test/ExecutionEngine/JITLink/ppc64/ppc64_elf.s
create mode 100644 llvm/test/ExecutionEngine/JITLink/ppc64/ppc64_reloc.s
diff --git a/llvm/test/ExecutionEngine/JITLink/ppc64/Inputs/ppc64_elf_module_b.s b/llvm/test/ExecutionEngine/JITLink/ppc64/Inputs/ppc64_elf_module_b.s
new file mode 100644
index 000000000000000..f47ddbd4136869f
--- /dev/null
+++ b/llvm/test/ExecutionEngine/JITLink/ppc64/Inputs/ppc64_elf_module_b.s
@@ -0,0 +1,42 @@
+# This module contains a function with its local and global entry points
+# exposed. It is used by the ppc64_elf test to verify that functions with
+# different TOCs are called via their global entry points.
+ .text
+ .abiversion 2
+ .file "ppc64_elf_module_b.ll"
+ .section .rodata.cst4,"aM", at progbits,4
+ .p2align 2 # -- Begin function foo
+.LCPI0_0:
+ .long 1093664768 # float 11
+ .text
+ .globl foo
+ .p2align 4
+ .type foo, at function
+.Lfunc_toc0: # @foo
+ .quad .TOC.-foo_gep
+foo:
+.Lfunc_begin0:
+ .cfi_startproc
+ .globl foo_gep
+foo_gep:
+ ld 2, .Lfunc_toc0-foo_gep(12)
+ add 2, 2, 12
+ .globl foo_lep
+foo_lep:
+ .localentry foo, foo_lep-foo_gep
+# %bb.0:
+ addis 3, 2, .LC0 at toc@ha
+ ld 3, .LC0 at toc@l(3)
+ lfsx 1, 0, 3
+ blr
+ .long 0
+ .quad 0
+.Lfunc_end0:
+ .size foo, .Lfunc_end0-.Lfunc_begin0
+ .cfi_endproc
+ # -- End function
+ .section .toc,"aw", at progbits
+.LC0:
+ .tc .LCPI0_0[TC],.LCPI0_0
+
+ .section ".note.GNU-stack","", at progbits
diff --git a/llvm/test/ExecutionEngine/JITLink/ppc64/ppc64_elf.s b/llvm/test/ExecutionEngine/JITLink/ppc64/ppc64_elf.s
new file mode 100644
index 000000000000000..85043c1c4b77d62
--- /dev/null
+++ b/llvm/test/ExecutionEngine/JITLink/ppc64/ppc64_elf.s
@@ -0,0 +1,47 @@
+# RUN: rm -rf %t && mkdir -p %t
+# RUN: llvm-mc -triple=powerpc64le-unknown-linux-gnu -filetype=obj -o %t/ppc64_elf.o %s
+# RUN: llvm-mc -triple=powerpc64le-unknown-linux-gnu -filetype=obj -o %t/ppc64_elf_module_b.o %S/Inputs/ppc64_elf_module_b.s
+# RUN: llvm-jitlink -noexec -check %s %t/ppc64_elf.o %t/ppc64_elf_module_b.o
+ .text
+ .abiversion 2
+ .file "Module2.ll"
+ .global main
+ .p2align 4
+ .type main, at function
+main:
+ li 3, 0
+ blr
+ .size main, .-main
+
+ .globl bar # -- Begin function bar
+ .p2align 4
+ .type bar, at function
+.Lfunc_toc0: # @bar
+ .quad .TOC.-.Lfunc_gep0
+bar:
+.Lfunc_begin0:
+.Lfunc_gep0:
+ ld 2, .Lfunc_toc0-.Lfunc_gep0(12)
+ add 2, 2, 12
+.Lfunc_lep0:
+ .localentry bar, .Lfunc_lep0-.Lfunc_gep0
+# %bb.0:
+ mflr 0
+ std 0, 16(1)
+ stdu 1, -32(1)
+# jitlink-check: (*{8}got_addr(ppc64_elf.o, foo)) = foo_gep
+# jitlink-check: decode_operand(bar+20, 0) = (stub_addr(ppc64_elf.o, foo) - (bar+20)) >> 2
+foo_call:
+ bl foo
+ nop
+ addi 1, 1, 32
+ ld 0, 16(1)
+ mtlr 0
+ blr
+ .long 0
+ .quad 0
+.Lfunc_end0:
+ .size bar, .Lfunc_end0-.Lfunc_begin0
+ # -- End function
+
+ .section ".note.GNU-stack","", at progbits
diff --git a/llvm/test/ExecutionEngine/JITLink/ppc64/ppc64_reloc.s b/llvm/test/ExecutionEngine/JITLink/ppc64/ppc64_reloc.s
new file mode 100644
index 000000000000000..bfee1724993355d
--- /dev/null
+++ b/llvm/test/ExecutionEngine/JITLink/ppc64/ppc64_reloc.s
@@ -0,0 +1,50 @@
+# RUN: rm -rf %t && mkdir -p %t
+# RUN: llvm-mc -triple=powerpc64le-unknown-linux-gnu -filetype=obj -o %t/ppc64_reloc.o %s
+# RUN: llvm-mc -triple=powerpc64le-unknown-linux-gnu -filetype=obj -o %t/ppc64_elf_module_b.o %S/Inputs/ppc64_elf_module_b.s
+# RUN: llvm-jitlink -noexec -check %s %t/ppc64_reloc.o %t/ppc64_elf_module_b.o
+
+ .text
+ .abiversion 2
+ .file "test.c"
+ .globl main
+ .p2align 4
+ .type main, at function
+main:
+ li 3, 0
+ blr
+ .size main, .-main
+
+ .globl func
+ .p2align 4
+ .type func, at function
+func: # @func
+.Lfunc_begin0:
+.Lfunc_gep0:
+ addis 2, 12, .TOC.-.Lfunc_gep0 at ha
+ addi 2, 2, .TOC.-.Lfunc_gep0 at l
+.Lfunc_lep0:
+ .localentry func, .Lfunc_lep0-.Lfunc_gep0
+ mflr 0
+ std 31, -8(1)
+ std 0, 16(1)
+ stdu 1, -112(1)
+ mr 31, 1
+# confirm that LK flag is set for bl
+# jitlink-check: (*{4}(func+28)) & 1 = 1
+call_bl:
+ bl foo
+ nop
+ li 3, 0
+ addi 1, 1, 112
+ ld 0, 16(1)
+ ld 31, -8(1)
+ mtlr 0
+# confirm that LK flag is not set for b
+# jitlink-check: (*{4}(func+56)) & 1 = 0
+call_b:
+ b foo
+ nop
+ .long 0
+ .quad 0
+.Lfunc_end0:
+ .size func, .Lfunc_end0-.Lfunc_begin0
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