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TheRock/compiler/amd-llvm/llvm/test/CodeGen/RISCV/rvv/regcoal-liveinterval-pruning-crash.ll
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

77 lines
3.4 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
; RUN: llc -O1 -mtriple=riscv64 -mattr=+v < %s | FileCheck %s
define i32 @pr134424(i64 %input_value, i32 %base_value, i1 %cond_flag1, i1 %cond_flag2, i1 %cond_flag3) {
; CHECK-LABEL: pr134424:
; CHECK: # %bb.0: # %for.body.us.preheader.i
; CHECK-NEXT: andi a3, a3, 1
; CHECK-NEXT: andi a5, a2, 1
; CHECK-NEXT: vsetivli zero, 4, e64, m2, ta, ma
; CHECK-NEXT: vmv.v.x v8, a0
; CHECK-NEXT: vsetvli zero, zero, e64, m2, tu, ma
; CHECK-NEXT: vmv.s.x v8, zero
; CHECK-NEXT: vsetivli zero, 1, e8, mf8, ta, ma
; CHECK-NEXT: vmv.v.i v0, 14
; CHECK-NEXT: mv a2, a1
; CHECK-NEXT: bnez a5, .LBB0_2
; CHECK-NEXT: # %bb.1: # %for.body.us.preheader.i
; CHECK-NEXT: li a2, 1
; CHECK-NEXT: .LBB0_2: # %for.body.us.preheader.i
; CHECK-NEXT: vsetivli zero, 4, e64, m2, ta, ma
; CHECK-NEXT: vmerge.vxm v8, v8, a0, v0
; CHECK-NEXT: andi a4, a4, 1
; CHECK-NEXT: mv a0, a1
; CHECK-NEXT: bnez a3, .LBB0_4
; CHECK-NEXT: # %bb.3: # %for.body.us.preheader.i
; CHECK-NEXT: li a0, 1
; CHECK-NEXT: .LBB0_4: # %for.body.us.preheader.i
; CHECK-NEXT: vmsle.vi v0, v8, 0
; CHECK-NEXT: sext.w a2, a2
; CHECK-NEXT: bnez a4, .LBB0_6
; CHECK-NEXT: # %bb.5: # %for.body.us.preheader.i
; CHECK-NEXT: li a1, 1
; CHECK-NEXT: .LBB0_6: # %for.body.us.preheader.i
; CHECK-NEXT: sext.w a0, a0
; CHECK-NEXT: vsetvli zero, zero, e32, m1, ta, ma
; CHECK-NEXT: vmv.v.i v8, 0
; CHECK-NEXT: vmerge.vim v8, v8, 1, v0
; CHECK-NEXT: vsetivli zero, 8, e32, m2, ta, ma
; CHECK-NEXT: vredmin.vs v8, v8, v8
; CHECK-NEXT: vmv.x.s a3, v8
; CHECK-NEXT: sext.w a1, a1
; CHECK-NEXT: bge a3, a2, .LBB0_11
; CHECK-NEXT: # %bb.7: # %for.body.us.preheader.i
; CHECK-NEXT: bge a0, a1, .LBB0_12
; CHECK-NEXT: .LBB0_8: # %for.body.us.preheader.i
; CHECK-NEXT: blt a3, a0, .LBB0_10
; CHECK-NEXT: .LBB0_9: # %for.body.us.preheader.i
; CHECK-NEXT: mv a3, a0
; CHECK-NEXT: .LBB0_10: # %for.body.us.preheader.i
; CHECK-NEXT: sw a3, 0(zero)
; CHECK-NEXT: li a0, 0
; CHECK-NEXT: ret
; CHECK-NEXT: .LBB0_11: # %for.body.us.preheader.i
; CHECK-NEXT: mv a3, a2
; CHECK-NEXT: blt a0, a1, .LBB0_8
; CHECK-NEXT: .LBB0_12: # %for.body.us.preheader.i
; CHECK-NEXT: mv a0, a1
; CHECK-NEXT: bge a3, a0, .LBB0_9
; CHECK-NEXT: j .LBB0_10
for.body.us.preheader.i:
%partial_vector = insertelement <4 x i64> zeroinitializer, i64 %input_value, i64 1
%comparison_vector = shufflevector <4 x i64> %partial_vector, <4 x i64> zeroinitializer, <4 x i32> <i32 0, i32 1, i32 1, i32 1>
%comparison_result = icmp sle <4 x i64> %comparison_vector, zeroinitializer
%selected_value1 = select i1 %cond_flag1, i32 %base_value, i32 1
%selected_value2 = select i1 %cond_flag2, i32 %base_value, i32 1
%selected_value3 = select i1 %cond_flag3, i32 %base_value, i32 1
%bool_to_int = zext <4 x i1> %comparison_result to <4 x i32>
%extended_vector = shufflevector <4 x i32> %bool_to_int, <4 x i32> zeroinitializer, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison>
%vector_min = call i32 @llvm.vector.reduce.smin.v8i32(<8 x i32> %extended_vector)
%min1 = call i32 @llvm.smin.i32(i32 %vector_min, i32 %selected_value1)
%min2 = call i32 @llvm.smin.i32(i32 %selected_value2, i32 %selected_value3)
%final_min = call i32 @llvm.smin.i32(i32 %min1, i32 %min2)
store i32 %final_min, ptr null, align 4
ret i32 0
}