1; This test is designed to run three times, once with function attributes, once 2; with all target attributes added on the command line, and once with compress 3; added with the command line and float added via function attributes, all 4; three of these should result in the same output. 5; 6; RUN: cat %s > %t.tgtattr 7; RUN: echo 'attributes #0 = { nounwind }' >> %t.tgtattr 8; RUN: llc -mtriple=riscv32 -target-abi ilp32f -mattr=+c,+f -filetype=obj \ 9; RUN: -disable-block-placement < %t.tgtattr \ 10; RUN: | llvm-objdump -d --triple=riscv32 --mattr=+c,+f -M no-aliases - \ 11; RUN: | FileCheck -check-prefix=RV32IFDC %s 12; 13; RUN: cat %s > %t.fnattr 14; RUN: echo 'attributes #0 = { nounwind "target-features"="+c,+f" }' >> %t.fnattr 15; RUN: llc -mtriple=riscv32 -target-abi ilp32f -filetype=obj \ 16; RUN: -disable-block-placement < %t.fnattr \ 17; RUN: | llvm-objdump -d --triple=riscv32 --mattr=+c,+f -M no-aliases - \ 18; RUN: | FileCheck -check-prefix=RV32IFDC %s 19; 20; RUN: cat %s > %t.mixedattr 21; RUN: echo 'attributes #0 = { nounwind "target-features"="+f" }' >> %t.mixedattr 22; RUN: llc -mtriple=riscv32 -target-abi ilp32f -mattr=+c -filetype=obj \ 23; RUN: -disable-block-placement < %t.mixedattr \ 24; RUN: | llvm-objdump -d --triple=riscv32 --mattr=+c,+f -M no-aliases - \ 25; RUN: | FileCheck -check-prefix=RV32IFDC %s 26; 27; RUN: cat %s > %t.tgtattr 28; RUN: echo 'attributes #0 = { nounwind }' >> %t.tgtattr 29; RUN: llc -mtriple=riscv32 -target-abi ilp32f -mattr=+zcf,+f -filetype=obj \ 30; RUN: -disable-block-placement < %t.tgtattr \ 31; RUN: | llvm-objdump -d --triple=riscv32 --mattr=+zcf,+f -M no-aliases - \ 32; RUN: | FileCheck -check-prefix=RV32IFDC %s 33; 34; RUN: cat %s > %t.fnattr 35; RUN: echo 'attributes #0 = { nounwind "target-features"="+zcf,+f" }' >> %t.fnattr 36; RUN: llc -mtriple=riscv32 -target-abi ilp32f -filetype=obj \ 37; RUN: -disable-block-placement < %t.fnattr \ 38; RUN: | llvm-objdump -d --triple=riscv32 --mattr=+zcf,+f -M no-aliases - \ 39; RUN: | FileCheck -check-prefix=RV32IFDC %s 40; 41; RUN: cat %s > %t.mixedattr 42; RUN: echo 'attributes #0 = { nounwind "target-features"="+f" }' >> %t.mixedattr 43; RUN: llc -mtriple=riscv32 -target-abi ilp32f -mattr=+zcf -filetype=obj \ 44; RUN: -disable-block-placement < %t.mixedattr \ 45; RUN: | llvm-objdump -d --triple=riscv32 --mattr=+zcf,+f -M no-aliases - \ 46; RUN: | FileCheck -check-prefix=RV32IFDC %s 47; 48; RUN: cat %s > %t.tgtattr 49; RUN: echo 'attributes #0 = { nounwind }' >> %t.tgtattr 50; RUN: llc -mtriple=riscv32 -target-abi ilp32f -mattr=+zce,+f -filetype=obj \ 51; RUN: -disable-block-placement < %t.tgtattr \ 52; RUN: | llvm-objdump -d --triple=riscv32 --mattr=+zce,+f -M no-aliases - \ 53; RUN: | FileCheck -check-prefix=RV32IFDC %s 54; 55; RUN: cat %s > %t.fnattr 56; RUN: echo 'attributes #0 = { nounwind "target-features"="+zce,+f" }' >> %t.fnattr 57; RUN: llc -mtriple=riscv32 -target-abi ilp32f -filetype=obj \ 58; RUN: -disable-block-placement < %t.fnattr \ 59; RUN: | llvm-objdump -d --triple=riscv32 --mattr=+zce,+f -M no-aliases - \ 60; RUN: | FileCheck -check-prefix=RV32IFDC %s 61; 62; RUN: cat %s > %t.mixedattr 63; RUN: echo 'attributes #0 = { nounwind "target-features"="+f" }' >> %t.mixedattr 64; RUN: llc -mtriple=riscv32 -target-abi ilp32f -mattr=+zce -filetype=obj \ 65; RUN: -disable-block-placement < %t.mixedattr \ 66; RUN: | llvm-objdump -d --triple=riscv32 --mattr=+zce,+f -M no-aliases - \ 67; RUN: | FileCheck -check-prefix=RV32IFDC %s 68 69; This acts as a basic correctness check for the codegen instruction compression 70; path, verifying that the assembled file contains compressed instructions when 71; expected. Handling of the compressed ISA is implemented so the same 72; transformation patterns should be used whether compressing an input .s file or 73; compressing codegen output. This file contains basic functionality tests using 74; instructions which also require one of the floating point extensions. 75 76define float @float_load(ptr %a) #0 { 77; RV32IFDC-LABEL: <float_load>: 78; RV32IFDC: c.flw fa0, 0x0(a0) 79; RV32IFDC-NEXT: c.jr ra 80 %1 = load volatile float, ptr %a 81 ret float %1 82} 83