Message ID | 20240129082201.26087-1-chenglulu@loongson.cn |
---|---|
Headers | show |
Series | When cmodel=extreme, add macro implementation and fix problems with explicit relos implementation. | expand |
Pushed to r14-8717...r14-8721. 在 2024/1/29 下午4:21, Lulu Cheng 写道: > When cmodel=extreme, since the symbol address is obtained through four instructions, > errors may occur in some cases during linking. Xi Ruoyao fixes this problem. > > https://github.com/loongson/la-abi-specs/blob/release/laelf.adoc#extreme-code-model > > > v4 -> v5: > 1. Modify code format. > 2. Add the implementation patch submitted by Xi Ruoyao about '-mcmodel=extreme -mexplicit-relocs=always'. > > v3 -> v4: > 1. Add macro support for TLS symbols > 2. Added support for loading __get_tls_addr symbol address using call36. > 3. Merge template got_load_tls_{ld/gd/le/ie}. > 4. Enable explicit reloc for extreme TLS GD/LD with -mexplicit-relocs=auto. > > > v2 -> v3: > 1. Modify the detection rules of a test case. > > v1 -> v2: > 1. Use the temporarily allocated registers as intermediate registers to implement the extreme macro. > 2. Fixed bugs in v1 test cases. > > > > Lulu Cheng (4): > LoongArch: Merge template got_load_tls_{ld/gd/le/ie}. > LoongArch: Add the macro implementation of mcmodel=extreme. > LoongArch: Enable explicit reloc for extreme TLS GD/LD with > -mexplicit-relocs=auto. > LoongArch: Added support for loading __get_tls_addr symbol address > using call36. > > Xi Ruoyao (1): > LoongArch: Don't split the instructions containing relocs for extreme > code model. > > gcc/config/loongarch/loongarch-protos.h | 1 + > gcc/config/loongarch/loongarch.cc | 265 ++++++++++-------- > gcc/config/loongarch/loongarch.md | 125 ++++++--- > gcc/config/loongarch/predicates.md | 12 + > .../loongarch/cmodel-extreme-mi-thunk-1.C | 11 + > .../loongarch/cmodel-extreme-mi-thunk-2.C | 6 + > .../loongarch/cmodel-extreme-mi-thunk-3.C | 6 + > .../gcc.target/loongarch/attr-model-5.c | 8 + > .../gcc.target/loongarch/cmodel-extreme-1.c | 18 ++ > .../gcc.target/loongarch/cmodel-extreme-2.c | 7 + > .../explicit-relocs-extreme-auto-tls-ld-gd.c | 5 + > .../explicit-relocs-medium-auto-tls-ld-gd.c | 5 + > ...icit-relocs-medium-call36-auto-tls-ld-gd.c | 5 + > .../loongarch/func-call-extreme-1.c | 14 +- > .../loongarch/func-call-extreme-2.c | 29 +- > .../loongarch/func-call-extreme-3.c | 2 +- > .../loongarch/func-call-extreme-4.c | 2 +- > .../loongarch/func-call-extreme-5.c | 7 + > .../loongarch/func-call-extreme-6.c | 7 + > .../gcc.target/loongarch/tls-extreme-macro.c | 35 +++ > 20 files changed, 375 insertions(+), 195 deletions(-) > create mode 100644 gcc/testsuite/g++.target/loongarch/cmodel-extreme-mi-thunk-1.C > create mode 100644 gcc/testsuite/g++.target/loongarch/cmodel-extreme-mi-thunk-2.C > create mode 100644 gcc/testsuite/g++.target/loongarch/cmodel-extreme-mi-thunk-3.C > create mode 100644 gcc/testsuite/gcc.target/loongarch/attr-model-5.c > create mode 100644 gcc/testsuite/gcc.target/loongarch/cmodel-extreme-1.c > create mode 100644 gcc/testsuite/gcc.target/loongarch/cmodel-extreme-2.c > create mode 100644 gcc/testsuite/gcc.target/loongarch/explicit-relocs-extreme-auto-tls-ld-gd.c > create mode 100644 gcc/testsuite/gcc.target/loongarch/explicit-relocs-medium-auto-tls-ld-gd.c > create mode 100644 gcc/testsuite/gcc.target/loongarch/explicit-relocs-medium-call36-auto-tls-ld-gd.c > create mode 100644 gcc/testsuite/gcc.target/loongarch/func-call-extreme-5.c > create mode 100644 gcc/testsuite/gcc.target/loongarch/func-call-extreme-6.c > create mode 100644 gcc/testsuite/gcc.target/loongarch/tls-extreme-macro.c >