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[ARM] Correctly handle .inst in IT and VPT blocks #68902

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merged 1 commit into from
Oct 12, 2023
Merged

[ARM] Correctly handle .inst in IT and VPT blocks #68902

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2 changes: 2 additions & 0 deletions llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -11981,6 +11981,8 @@ bool ARMAsmParser::parseDirectiveInst(SMLoc Loc, char Suffix) {
}

getTargetStreamer().emitInst(Value->getValue(), CurSuffix);
forwardITPosition();
forwardVPTPosition();
return false;
};

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26 changes: 26 additions & 0 deletions llvm/test/MC/ARM/inst-directive-it-vpt.s
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Original file line number Diff line number Diff line change
@@ -0,0 +1,26 @@
// RUN: llvm-mc %s -triple armv8m.main -mattr=+mve -filetype asm -o - | FileCheck %s

.thumb

// CHECK: it eq
// CHECK: .inst.n 0x3001
// CHECK: add.w r0, r0, #1
it eq
.inst.n 0x3001 // addeq r0, #1
add r0, #1

// CHECK: vpst
// CHECK: .inst.w 0xef220844
// CHECK: vadd.i32 q0, q1, q2
vpst
.inst.w 0xef220844 // vaddt.i32 q0, q1, q2
vadd.i32 q0, q1, q2

// CHECK: ite eq
// CHECK: .inst.n 0x3001
// CHECK: addne r0, #1
// CHECK: add.w r0, r0, #1
ite eq
.inst.n 0x3001 // addeq r0, #1
addne r0, #1
add r0, #1