43 lines
1.8 KiB
LLVM
43 lines
1.8 KiB
LLVM
; REQUIRES: asserts
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; RUN: llc -mtriple=riscv32 -verify-misched -debug-only=machine-scheduler -o - 2>&1 < %s \
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; RUN: | FileCheck -check-prefix=NOCLUSTER %s
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; RUN: llc -mtriple=riscv64 -verify-misched -debug-only=machine-scheduler -o - 2>&1 < %s \
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; RUN: | FileCheck -check-prefix=NOCLUSTER %s
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; RUN: llc -mtriple=riscv32 -riscv-misched-load-clustering -verify-misched \
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; RUN: -debug-only=machine-scheduler -o - 2>&1 < %s \
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; RUN: | FileCheck -check-prefix=LDCLUSTER %s
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; RUN: llc -mtriple=riscv64 -riscv-misched-load-clustering -verify-misched \
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; RUN: -debug-only=machine-scheduler -o - 2>&1 < %s \
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; RUN: | FileCheck -check-prefix=LDCLUSTER %s
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define i32 @load_clustering_1(ptr nocapture %p) {
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; NOCLUSTER: ********** MI Scheduling **********
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; NOCLUSTER-LABEL: load_clustering_1:%bb.0
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; NOCLUSTER: *** Final schedule for %bb.0 ***
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; NOCLUSTER: SU(1): %1:gpr = LW %0:gpr, 12
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; NOCLUSTER: SU(2): %2:gpr = LW %0:gpr, 8
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; NOCLUSTER: SU(4): %4:gpr = LW %0:gpr, 4
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; NOCLUSTER: SU(5): %6:gpr = LW %0:gpr, 16
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;
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; LDCLUSTER: ********** MI Scheduling **********
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; LDCLUSTER-LABEL: load_clustering_1:%bb.0
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; LDCLUSTER: *** Final schedule for %bb.0 ***
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; LDCLUSTER: SU(4): %4:gpr = LW %0:gpr, 4
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; LDCLUSTER: SU(2): %2:gpr = LW %0:gpr, 8
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; LDCLUSTER: SU(1): %1:gpr = LW %0:gpr, 12
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; LDCLUSTER: SU(5): %6:gpr = LW %0:gpr, 16
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entry:
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%arrayidx0 = getelementptr inbounds i32, ptr %p, i32 3
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%val0 = load i32, i32* %arrayidx0
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%arrayidx1 = getelementptr inbounds i32, ptr %p, i32 2
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%val1 = load i32, i32* %arrayidx1
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%tmp0 = add i32 %val0, %val1
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%arrayidx2 = getelementptr inbounds i32, ptr %p, i32 1
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%val2 = load i32, i32* %arrayidx2
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%tmp1 = add i32 %tmp0, %val2
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%arrayidx3 = getelementptr inbounds i32, ptr %p, i32 4
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%val3 = load i32, i32* %arrayidx3
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%tmp2 = add i32 %tmp1, %val3
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ret i32 %tmp2
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}
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