48 lines
1.3 KiB
LLVM
48 lines
1.3 KiB
LLVM
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; RUN: llc < %s -march=sparc | FileCheck %s
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; RUN: llc < %s -march=sparcel | FileCheck %s --check-prefix=CHECK-LE
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;; Bitcast should not do a runtime conversion, but rather emit a
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;; constant into integer registers directly.
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; CHECK-LABEL: bitcast:
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; CHECK: sethi 1049856, %o0
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; CHECK: mov %g0, %o1
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; CHECK-LE: mov %g0, %o0
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; CHECK-LE: sethi 1049856, %o1
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define <2 x i32> @bitcast() {
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%1 = bitcast double 5.0 to <2 x i32>
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ret <2 x i32> %1
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}
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;; Same thing for a call using a double (which gets passed in integer
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;; registers)
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; CHECK-LABEL: test_call
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; CHECK: sethi 1049856, %o0
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; CHECK: mov %g0, %o1
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; CHECK-LE: mov %g0, %o0
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; CHECK-LE: sethi 1049856, %o1
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declare void @a(double)
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define void @test_call() {
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call void @a(double 5.0)
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ret void
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}
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;; And for a libcall emitted from the pow intrinsic. (libcall
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;; emission happens after SelectionDAG type legalization, so is a bit
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;; different than a normal function call. This was crashing before,
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;; due to an earlier broken workaround for this issue.)
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; CHECK-LABEL: test_intrins_call
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; CHECK: sethi 1048576, %o0
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; CHECK: mov %g0, %o1
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; CHECK: mov %o0, %o2
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; CHECK: mov %o1, %o3
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; CHECK-LE: mov %g0, %o0
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; CHECK-LE: sethi 1048576, %o1
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declare double @llvm.pow.f64(double, double)
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define double @test_intrins_call() {
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%1 = call double @llvm.pow.f64(double 2.0, double 2.0)
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ret double %1
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}
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