[llvm] [RISCV] Enable PostRAScheduler for SiFive7 (PR #83166)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-risc-v

Author: Michael Maitland (michaelmaitland)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/83166.diff


1 Files Affected:

- (modified) llvm/lib/Target/RISCV/RISCVSchedSiFive7.td (+1) 


``````````diff
diff --git a/llvm/lib/Target/RISCV/RISCVSchedSiFive7.td b/llvm/lib/Target/RISCV/RISCVSchedSiFive7.td
index 040cec42674000..0430d603620b6a 100644
--- a/llvm/lib/Target/RISCV/RISCVSchedSiFive7.td
+++ b/llvm/lib/Target/RISCV/RISCVSchedSiFive7.td
@@ -198,6 +198,7 @@ def SiFive7Model : SchedMachineModel {
   let LoadLatency = 3;
   let MispredictPenalty = 3;
   let CompleteModel = 0;
+  let PostRAScheduler = true;
   let EnableIntervals = true;
   let UnsupportedFeatures = [HasStdExtZbkb, HasStdExtZbkc, HasStdExtZbkx,
                              HasStdExtZcmt, HasStdExtZknd, HasStdExtZkne,

``````````

</details>


https://github.com/llvm/llvm-project/pull/83166