a9ab8a019e
This change uses the untyped variant of `selp.` in all integer cases to simplify the ISel TableGen logic. It is not expected to have any impact on the final SASS.
31 lines
1.1 KiB
LLVM
31 lines
1.1 KiB
LLVM
; RUN: llc < %s -mtriple=nvptx -mcpu=sm_20 | FileCheck %s
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; RUN: llc < %s -mtriple=nvptx64 -mcpu=sm_20 | FileCheck %s
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; RUN: %if ptxas && !ptxas-12.0 %{ llc < %s -mtriple=nvptx -mcpu=sm_20 | %ptxas-verify -m32 %}
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; RUN: %if ptxas %{ llc < %s -mtriple=nvptx64 -mcpu=sm_20 | %ptxas-verify %}
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; This test makes sure that the result of vector compares are properly
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; scalarized. If codegen fails, then the type legalizer incorrectly
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; tried to promote <2 x i1> to <2 x i8> and instruction selection failed.
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; CHECK-LABEL: .visible .func foo(
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define void @foo(ptr %a, ptr %b, ptr %r1, ptr %r2) {
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; CHECK: ld.v2.u32
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%aval = load <2 x i32>, ptr %a
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; CHECK: ld.v2.u32
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%bval = load <2 x i32>, ptr %b
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; CHECK: setp.lt.s32
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; CHECK: setp.lt.s32
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%res = icmp slt <2 x i32> %aval, %bval
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%t1 = extractelement <2 x i1> %res, i32 0
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%t2 = extractelement <2 x i1> %res, i32 1
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; CHECK: selp.b32 %r{{[0-9]+}}, 1, 0
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; CHECK: selp.b32 %r{{[0-9]+}}, 1, 0
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%t1a = zext i1 %t1 to i32
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%t2a = zext i1 %t2 to i32
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; CHECK: st.u32
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; CHECK: st.u32
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store i32 %t1a, ptr %r1
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store i32 %t2a, ptr %r2
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ret void
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}
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