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25 lines
1.1 KiB
25 lines
1.1 KiB
; RUN: llc -verify-machineinstrs -mcpu=pwr9 -mtriple=powerpc64le-unknown-linux-gnu -ppc-enable-gpr-to-vsr-spills < %s | FileCheck %s
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define signext i32 @foo(i32 signext %a, i32 signext %b) {
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entry:
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%cmp = icmp slt i32 %a, %b
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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%0 = tail call i32 asm "add $0, $1, $2", "=r,r,r,~{r0},~{r1},~{r2},~{r3},~{r4},~{r5},~{r6},~{r7},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15},~{r16},~{r17},~{r18},~{r19},~{r20},~{r21},~{r22},~{r23},~{r24},~{r25},~{r26},~{r27},~{r28},~{r29}"(i32 %a, i32 %b)
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%mul = mul nsw i32 %0, %a
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%add = add i32 %b, %a
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%tmp = add i32 %add, %mul
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br label %if.end
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if.end: ; preds = %if.then, %entry
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%e.0 = phi i32 [ %tmp, %if.then ], [ undef, %entry ]
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ret i32 %e.0
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; CHECK: @foo
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; CHECK: mr [[NEWREG:[0-9]+]], 3
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; CHECK: mr [[REG1:[0-9]+]], 4
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; CHECK: mtfprd [[NEWREG2:[0-9]+]], 4
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; CHECK: add {{[0-9]+}}, [[NEWREG]], [[REG1]]
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; CHECK: mffprd [[REG2:[0-9]+]], [[NEWREG2]]
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; CHECK: add {{[0-9]+}}, [[REG2]], [[NEWREG]]
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}
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