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[RISCV] Added test case for PR119527. NFC #121816

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Merged
merged 9 commits into from
Jan 7, 2025
Merged

[RISCV] Added test case for PR119527. NFC #121816

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20a1b18
Added test case
mikhailramalho Jan 6, 2025
14d9bb2
Added slightly different test case
mikhailramalho Jan 7, 2025
10ba6e6
Removed old test
mikhailramalho Jan 7, 2025
87317cd
Reduce test case
mikhailramalho Jan 7, 2025
d04d408
Update llvm/test/CodeGen/RISCV/add_sext_shl_constant.ll
mikhailramalho Jan 7, 2025
0c1a2b8
Update llvm/test/CodeGen/RISCV/add_sext_shl_constant.ll
mikhailramalho Jan 7, 2025
75e8285
Update llvm/test/CodeGen/RISCV/add_sext_shl_constant.ll
mikhailramalho Jan 7, 2025
9b5b3aa
Updated generated asm
mikhailramalho Jan 7, 2025
89f5bb6
Added comment
mikhailramalho Jan 7, 2025
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22 changes: 22 additions & 0 deletions llvm/test/CodeGen/RISCV/add_sext_shl_constant.ll
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Original file line number Diff line number Diff line change
Expand Up @@ -320,6 +320,28 @@ define i64 @add_shl_moreOneUse_sh3add(i64 %x) {
ret i64 %add
}

define ptr @add_shl_sext_inttoptr(ptr %0, i32 %1) {
; RV64-LABEL: add_shl_sext_inttoptr:
; RV64: # %bb.0:
; RV64-NEXT: addi a2, a1, 3
; RV64-NEXT: sllw a1, a2, a1
; RV64-NEXT: li a0, 0
; RV64-NEXT: ret
%3 = add i32 %1, 3
%4 = shl i32 %3, %1
%5 = sext i32 %4 to i64
%6 = inttoptr i64 %5 to ptr
%7 = icmp ugt ptr %0, %6
br i1 %7, label %10, label %8

8:
%9 = load i8, ptr null, align 1
br label %10

10:
ret ptr null
}

define i64 @add_shl_moreOneUse_sh4add(i64 %x) {
; RV64-LABEL: add_shl_moreOneUse_sh4add:
; RV64: # %bb.0:
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