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29 lines
987 B
LLVM
29 lines
987 B
LLVM
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; RUN: llc -mtriple=i686-linux-gnu -o - %s | FileCheck %s
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@var = global i128 0
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; We were trying to convert the i128 operation into a libcall, but failing to
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; perform sret demotion when we couldn't return the result in registers. Make
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; sure we marshal the return properly:
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define void @test_sret_libcall(i128 %l, i128 %r) {
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; CHECK-LABEL: test_sret_libcall:
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; Stack for call: 4(sret ptr), 16(i128 %l), 16(128 %r). So next logical
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; (aligned) place for the actual sret data is %esp + 40.
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; CHECK: leal 40(%esp), [[SRET_ADDR:%[a-z]+]]
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; CHECK: movl [[SRET_ADDR]], (%esp)
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; CHECK: calll __multi3
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; CHECK-DAG: movl 40(%esp), [[RES0:%[a-z]+]]
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; CHECK-DAG: movl 44(%esp), [[RES1:%[a-z]+]]
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; CHECK-DAG: movl 48(%esp), [[RES2:%[a-z]+]]
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; CHECK-DAG: movl 52(%esp), [[RES3:%[a-z]+]]
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; CHECK-DAG: movl [[RES0]], var
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; CHECK-DAG: movl [[RES1]], var+4
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; CHECK-DAG: movl [[RES2]], var+8
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; CHECK-DAG: movl [[RES3]], var+12
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%prod = mul i128 %l, %r
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store i128 %prod, i128* @var
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ret void
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}
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