59 lines
2.9 KiB
LLVM
59 lines
2.9 KiB
LLVM
; REQUIRES: asserts
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; RUN: llc < %s -mtriple=powerpc64le-unknown-linux-gnu -verify-misched -debug-only=machine-scheduler -o - 2>&1 > /dev/null | FileCheck %s
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; RUN: llc < %s -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr9 -verify-misched -debug-only=machine-scheduler -o - 2>&1 > /dev/null | FileCheck %s --check-prefix=CHECK-P9
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define i64 @store_disjoint_memory(i64* nocapture %P, i64 %v) {
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entry:
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; CHECK: ********** MI Scheduling **********
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; CHECK-LABEL: store_disjoint_memory:%bb.0
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; CHECK:SU([[REG2:[0-9]+]]): STD renamable $x{{[0-9]+}}, 24, renamable $x[[REG5:[0-9]+]]
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; CHECK-NOT: Successors:
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; CHECK-NOT: SU([[REG3]]): Ord Latency=0 Memory
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; CHECK:SU([[REG3:[0-9]+]]): STD renamable $x{{[0-9]+}}, 16, renamable $x[[REG5]]
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; CHECK: Predecessors:
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; CHECK-NOT: SU([[REG2]]): Ord Latency=0 Memory
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%arrayidx = getelementptr inbounds i64, i64* %P, i64 3
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store i64 %v, i64* %arrayidx
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%arrayidx1 = getelementptr inbounds i64, i64* %P, i64 2
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store i64 %v, i64* %arrayidx1
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ret i64 %v
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}
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; LXSD is an instruction that can be modeled.
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@gd = external local_unnamed_addr global [500 x double], align 8
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@gf = external local_unnamed_addr global [500 x float], align 4
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define double @test_lxsd_no_barrier(double %a, double %b, double %c, double %d, double %e, double %f, double %g, double %h, double %i, double %j, double %k, double %l, double %m) {
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entry:
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%0 = load double, double* getelementptr inbounds ([500 x double], [500 x double]* @gd, i64 0, i64 10), align 8
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%1 = load double, double* getelementptr inbounds ([500 x double], [500 x double]* @gd, i64 0, i64 17), align 8
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%2 = load double, double* getelementptr inbounds ([500 x double], [500 x double]* @gd, i64 0, i64 87), align 8
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%3 = load double, double* getelementptr inbounds ([500 x double], [500 x double]* @gd, i64 0, i64 97), align 8
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%4 = load double, double* getelementptr inbounds ([500 x double], [500 x double]* @gd, i64 0, i64 77), align 8
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%add = fadd double %a, %b
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%add1 = fadd double %add, %c
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%add2 = fadd double %add1, %d
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%add3 = fadd double %add2, %e
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%add4 = fadd double %add3, %f
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%add5 = fadd double %add4, %g
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%add6 = fadd double %add5, %h
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%add7 = fadd double %add6, %i
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%add8 = fadd double %add7, %j
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%add9 = fadd double %add8, %k
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%add10 = fadd double %add9, %l
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%add11 = fadd double %add10, %m
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%add12 = fadd double %add11, %0
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%add13 = fadd double %add12, %1
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%add14 = fadd double %add13, %2
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%add15 = fadd double %add14, %3
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%add16 = fadd double %add15, %4
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ret double %add16
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; CHECK-P9: ********** MI Scheduling **********
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; CHECK-P9-LABEL: test_lxsd_no_barrier:%bb.0 entry
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; CHECK-P9-NOT:Global memory object and new barrier chain: SU({{[0-9]+}}).
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; CHECK-P9:SU({{[0-9]+}}): renamable $vf{{[0-9]+}} = LXSD 136
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; CHECK-P9:SU({{[0-9]+}}): renamable $vf{{[0-9]+}} = LXSD 696
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; CHECK-P9:SU({{[0-9]+}}): renamable $vf{{[0-9]+}} = LXSD 776
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; CHECK-P9:SU({{[0-9]+}}): renamable $vf{{[0-9]+}} = LXSD 616
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}
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