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Identify patterns where the address is aligned to an 8-byte boundary, but both the base address and the constant offset are both proper multiples of 4. In such cases, extract Base+4 into a separate instruc- tion, and use S2_storerd_io, instead of using S4_storerd_rr. llvm-svn: 277497
13 lines
330 B
LLVM
13 lines
330 B
LLVM
; RUN: llc -march=hexagon < %s | FileCheck %s
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; Check for memd(base + #offset), instead of memd(base + reg<<#c).
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; CHECK: memd(r{{[0-9]+}}+#
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define void @fred(i32 %p, i64 %v) #0 {
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%t0 = add i32 %p, 4
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%t1 = inttoptr i32 %t0 to i64*
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store i64 %v, i64* %t1
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ret void
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}
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attributes #0 = { nounwind "target-cpu"="hexagonv60" }
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