[llvm] [RISCV] Use two ADDIs to do some stack pointer adjustments for special case (PR #94182)

[Craig Topper via llvm-commits]

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@@ -26,9 +26,9 @@ define void @func() {
 ; RV64I-NEXT:    lw t5, %lo(var)(a0)
 ; RV64I-NEXT:    lw t6, %lo(var)(a0)
 ; RV64I-NEXT:    sd s0, 0(sp)
-; RV64I-NEXT:    lui s0, 1
-; RV64I-NEXT:    add s0, sp, s0
-; RV64I-NEXT:    sw a1, 12(s0)
+; RV64I-NEXT:    addi s0, sp, 2047
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topperc wrote:

Is this an improvement?

https://github.com/llvm/llvm-project/pull/94182