fixup! [ARM] Avoid clobbering byval arguments when passing to tail-calls

ostannard · ostannard · commit 3900ce2f16ca · 2024-10-08T09:31:03.000+01:00
Remove old comment
diff --git a/llvm/test/CodeGen/ARM/musttail.ll b/llvm/test/CodeGen/ARM/musttail.ll
@@ -209,9 +209,6 @@ entry:
   ret void
 }
 
-; TODO: This test swaps the two byval arguments, but does so without copying to
-; a temporary location first, so the first copy overwrites the memory which
-; will be ready by the second.
 declare void @two_byvals_callee(%twenty_bytes* byval(%twenty_bytes) align 4, %twenty_bytes* byval(%twenty_bytes) align 4)
 define void @swap_byvals(%twenty_bytes* byval(%twenty_bytes) align 4 %a, %twenty_bytes* byval(%twenty_bytes) align 4 %b) {
 ; CHECK-LABEL: swap_byvals:

Original file line number	Diff line number	Diff line change
`@@ -209,9 +209,6 @@ entry:`
`209`	`209`	`ret void`
`210`	`210`	`}`
`211`	`211`
`212`		`-; TODO: This test swaps the two byval arguments, but does so without copying to`
`213`		`-; a temporary location first, so the first copy overwrites the memory which`
`214`		`-; will be ready by the second.`
`215`	`212`	`declare void @two_byvals_callee(%twenty_bytes* byval(%twenty_bytes) align 4, %twenty_bytes* byval(%twenty_bytes) align 4)`
`216`	`213`	`define void @swap_byvals(%twenty_bytes* byval(%twenty_bytes) align 4 %a, %twenty_bytes* byval(%twenty_bytes) align 4 %b) {`
`217`	`214`	`; CHECK-LABEL: swap_byvals:`